45772780902 has 16 divisors (see below), whose sum is σ = 91725421680. Its totient is φ = 15227616992.

The previous prime is 45772780897. The next prime is 45772780903. The reversal of 45772780902 is 20908727754.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45772780903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7490853 + ... + 7496960.

It is an arithmetic number, because the mean of its divisors is an integer number (5732838855).

Almost surely, 2^45772780902 is an apocalyptic number.

45772780902 is an abundant number, since it is smaller than the sum of its proper divisors (45952640778).

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

45772780902 is a wasteful number, since it uses less digits than its factorization.

45772780902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14988327.

The product of its (nonzero) digits is 1975680, while the sum is 51.

The spelling of 45772780902 in words is "forty-five billion, seven hundred seventy-two million, seven hundred eighty thousand, nine hundred two".