66652050 has 24 divisors (see below), whose sum is σ = 165297456. Its totient is φ = 17773840.

The previous prime is 66652043. The next prime is 66652073. The reversal of 66652050 is 5025666.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 66651999 and 66652017.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222024 + ... + 222323.

It is an arithmetic number, because the mean of its divisors is an integer number (6887394).

Almost surely, 2^66652050 is an apocalyptic number.

66652050 is an abundant number, since it is smaller than the sum of its proper divisors (98645406).

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

66652050 is a wasteful number, since it uses less digits than its factorization.

66652050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444362 (or 444357 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 66652050 is about 8164.0706758332. The cubic root of 66652050 is about 405.4504970325.

The spelling of 66652050 in words is "sixty-six million, six hundred fifty-two thousand, fifty".