45265901780 has 48 divisors (see below), whose sum is σ = 107045245440. Its totient is φ = 15929347200.

The previous prime is 45265901773. The next prime is 45265901803. The reversal of 45265901780 is 8710956254.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3311795 + ... + 3325434.

It is an arithmetic number, because the mean of its divisors is an integer number (2230109280).

Almost surely, 2^45265901780 is an apocalyptic number.

It is an amenable number.

45265901780 is an abundant number, since it is smaller than the sum of its proper divisors (61779343660).

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

45265901780 is a wasteful number, since it uses less digits than its factorization.

45265901780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6637280 (or 6637278 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 45265901780 in words is "forty-five billion, two hundred sixty-five million, nine hundred one thousand, seven hundred eighty".