154136021554264 has 32 divisors (see below), whose sum is σ = 292223551011840. Its totient is φ = 76214318724000.

The previous prime is 154136021554243. The next prime is 154136021554279. The reversal of 154136021554264 is 462455120631451.

It is a congruent 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, 285820402 + ... + 286359169.

It is an arithmetic number, because the mean of its divisors is an integer number (9131985969120).

Almost surely, 2^{154136021554264} is an apocalyptic number.

It is an amenable number.

154136021554264 is a deficient number, since it is larger than the sum of its proper divisors (138087529457576).

154136021554264 is a wasteful number, since it uses less digits than its factorization.

154136021554264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572179951 (or 572179947 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 154136021554264 in words is "one hundred fifty-four trillion, one hundred thirty-six billion, twenty-one million, five hundred fifty-four thousand, two hundred sixty-four".