154367438564 has 12 divisors (see below), whose sum is σ = 270186513324. Its totient is φ = 77171291904.

The previous prime is 154367438507. The next prime is 154367438579. The reversal of 154367438564 is 465834763451.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 111763176100 + 42604262464 = 334310^2 + 206408^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 3078869 + ... + 3128604.

It is an arithmetic number, because the mean of its divisors is an integer number (22515542777).

Almost surely, 2^154367438564 is an apocalyptic number.

It is an amenable number.

154367438564 is a deficient number, since it is larger than the sum of its proper divisors (115819074760).

154367438564 is a wasteful number, since it uses less digits than its factorization.

154367438564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6213694 (or 6213692 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 56.

The spelling of 154367438564 in words is "one hundred fifty-four billion, three hundred sixty-seven million, four hundred thirty-eight thousand, five hundred sixty-four".