75404085394 has 16 divisors (see below), whose sum is σ = 126397980576. Its totient is φ = 33438618400.

The previous prime is 75404085389. The next prime is 75404085401. The reversal of 75404085394 is 49358040457.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41797372 + ... + 41799175.

It is an arithmetic number, because the mean of its divisors is an integer number (7899873786).

Almost surely, 2^75404085394 is an apocalyptic number.

75404085394 is a deficient number, since it is larger than the sum of its proper divisors (50993895182).

75404085394 is a wasteful number, since it uses less digits than its factorization.

75404085394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83596601.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 75404085394 in words is "seventy-five billion, four hundred four million, eighty-five thousand, three hundred ninety-four".