764700143044 has 6 divisors (see below), whose sum is σ = 1338225250334. Its totient is φ = 382350071520.

The previous prime is 764700143033. The next prime is 764700143099. The reversal of 764700143044 is 440341007467.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 760663065600 + 4037077444 = 872160^2 + 63538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 764700142988 and 764700143006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95587517877 + ... + 95587517884.

Almost surely, 2^764700143044 is an apocalyptic number.

It is an amenable number.

764700143044 is a deficient number, since it is larger than the sum of its proper divisors (573525107290).

764700143044 is a wasteful number, since it uses less digits than its factorization.

764700143044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191175035765 (or 191175035763 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 764700143044 in words is "seven hundred sixty-four billion, seven hundred million, one hundred forty-three thousand, forty-four".