74043703745 has 32 divisors (see below), whose sum is σ = 102654864000. Its totient is φ = 50670883840.

The previous prime is 74043703709. The next prime is 74043703753. The reversal of 74043703745 is 54730734047.

It is not a de Polignac number, because 74043703745 - 2⁶ = 74043703681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74043703696 and 74043703705.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7590131 + ... + 7599879.

It is an arithmetic number, because the mean of its divisors is an integer number (3207964500).

Almost surely, 2^74043703745 is an apocalyptic number.

It is an amenable number.

74043703745 is a deficient number, since it is larger than the sum of its proper divisors (28611160255).

74043703745 is a wasteful number, since it uses less digits than its factorization.

74043703745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17905.

The product of its (nonzero) digits is 987840, while the sum is 44.

The spelling of 74043703745 in words is "seventy-four billion, forty-three million, seven hundred three thousand, seven hundred forty-five".