45475177782 has 32 divisors (see below), whose sum is σ = 93798346752. Its totient is φ = 14689279584.

The previous prime is 45475177751. The next prime is 45475177883. The reversal of 45475177782 is 28777157454.

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, 661173 + ... + 726704.

It is an arithmetic number, because the mean of its divisors is an integer number (2931198336).

Almost surely, 2^45475177782 is an apocalyptic number.

45475177782 is an abundant number, since it is smaller than the sum of its proper divisors (48323168970).

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

45475177782 is a wasteful number, since it uses less digits than its factorization.

45475177782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388052.

The product of its digits is 15366400, while the sum is 57.

The spelling of 45475177782 in words is "forty-five billion, four hundred seventy-five million, one hundred seventy-seven thousand, seven hundred eighty-two".