3436681986 has 16 divisors (see below), whose sum is σ = 7637071200. Its totient is φ = 1145560644.

The previous prime is 3436681949. The next prime is 3436682003. The reversal of 3436681986 is 6891866343.

3436681986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 63642259 = 3436681986 / (3 + 4 + 3 + 6 + 6 + 8 + 1 + 9 + 8 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31821076 + ... + 31821183.

It is an arithmetic number, because the mean of its divisors is an integer number (477316950).

Almost surely, 2^3436681986 is an apocalyptic number.

3436681986 is an abundant number, since it is smaller than the sum of its proper divisors (4200389214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3436681986 is a wasteful number, since it uses less digits than its factorization.

3436681986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63642270 (or 63642264 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 3436681986 is about 58623.2205358935. The cubic root of 3436681986 is about 1509.0829608671.

The spelling of 3436681986 in words is "three billion, four hundred thirty-six million, six hundred eighty-one thousand, nine hundred eighty-six".