864037149154 has 4 divisors (see below), whose sum is σ = 1296055723734. Its totient is φ = 432018574576.

The previous prime is 864037149149. The next prime is 864037149161. The reversal of 864037149154 is 451941730468.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 824505768529 + 39531380625 = 908023^2 + 198825^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216009287287 + ... + 216009287290.

Almost surely, 2^864037149154 is an apocalyptic number.

864037149154 is a deficient number, since it is larger than the sum of its proper divisors (432018574580).

864037149154 is a wasteful number, since it uses less digits than its factorization.

864037149154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432018574579.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 864037149154 in words is "eight hundred sixty-four billion, thirty-seven million, one hundred forty-nine thousand, one hundred fifty-four".