146405044720 has 40 divisors (see below), whose sum is σ = 371336433840. Its totient is φ = 53238197760.

The previous prime is 146405044651. The next prime is 146405044771. The reversal of 146405044720 is 27440504641.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 146405044720.

It is a congruent number.

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, 83183805 + ... + 83185564.

It is an arithmetic number, because the mean of its divisors is an integer number (9283410846).

Almost surely, 2^146405044720 is an apocalyptic number.

146405044720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146405044720 is an abundant number, since it is smaller than the sum of its proper divisors (224931389120).

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

146405044720 is a wasteful number, since it uses less digits than its factorization.

146405044720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166369393 (or 166369387 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 37.

The spelling of 146405044720 in words is "one hundred forty-six billion, four hundred five million, forty-four thousand, seven hundred twenty".