764004855242 has 16 divisors (see below), whose sum is σ = 1188102771072. Its totient is φ = 368195107680.

The previous prime is 764004855181. The next prime is 764004855277. The reversal of 764004855242 is 242558400467.

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, 56120498 + ... + 56134109.

It is an arithmetic number, because the mean of its divisors is an integer number (74256423192).

Almost surely, 2^764004855242 is an apocalyptic number.

764004855242 is a deficient number, since it is larger than the sum of its proper divisors (424097915830).

764004855242 is a wasteful number, since it uses less digits than its factorization.

764004855242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112254733.

The product of its (nonzero) digits is 2150400, while the sum is 47.

The spelling of 764004855242 in words is "seven hundred sixty-four billion, four million, eight hundred fifty-five thousand, two hundred forty-two".