154136204354556 has 192 divisors, whose sum is σ = 447563636352000. Its totient is φ = 45620384274432.

The previous prime is 154136204354549. The next prime is 154136204354563. The reversal of 154136204354556 is 655453402631451.

154136204354556 is a `hidden beast` number, since 1 + 5 + 4 + 1 + 3 + 6 + 2 + 0 + 43 + 545 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (154136204354549) and next prime (154136204354563).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21918006 + ... + 28083293.

It is an arithmetic number, because the mean of its divisors is an integer number (2331060606000).

Almost surely, 2^{154136204354556} is an apocalyptic number.

It is an amenable number.

154136204354556 is an abundant number, since it is smaller than the sum of its proper divisors (293427431997444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154136204354556 is a wasteful number, since it uses less digits than its factorization.

154136204354556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50001425 (or 50001417 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 154136204354556 in words is "one hundred fifty-four trillion, one hundred thirty-six billion, two hundred four million, three hundred fifty-four thousand, five hundred fifty-six".