745157477078 has 16 divisors (see below), whose sum is σ = 1282991045280. Its totient is φ = 317958647616.

The previous prime is 745157477059. The next prime is 745157477081. The reversal of 745157477078 is 870774751547.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 745157477078.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116209751 + ... + 116216162.

It is an arithmetic number, because the mean of its divisors is an integer number (80186940330).

Almost surely, 2^745157477078 is an apocalyptic number.

745157477078 is a deficient number, since it is larger than the sum of its proper divisors (537833568202).

745157477078 is a wasteful number, since it uses less digits than its factorization.

745157477078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232426151.

The product of its (nonzero) digits is 53782400, while the sum is 62.

The spelling of 745157477078 in words is "seven hundred forty-five billion, one hundred fifty-seven million, four hundred seventy-seven thousand, seventy-eight".