142536551256 has 64 divisors (see below), whose sum is σ = 431928950400. Its totient is φ = 43192893600.

The previous prime is 142536551249. The next prime is 142536551299. The reversal of 142536551256 is 652155635241.

142536551256 is a `hidden beast` number, since 1 + 4 + 2 + 536 + 55 + 12 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29992690 + ... + 29997441.

It is an arithmetic number, because the mean of its divisors is an integer number (6748889850).

Almost surely, 2^142536551256 is an apocalyptic number.

It is an amenable number.

142536551256 is an abundant number, since it is smaller than the sum of its proper divisors (289392399144).

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

142536551256 is a wasteful number, since it uses less digits than its factorization.

142536551256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59990157 (or 59990147 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 45.

It can be divided in two parts, 1425365 and 51256, that added together give a triangular number (1476621 = T₁₇₁₈).

The spelling of 142536551256 in words is "one hundred forty-two billion, five hundred thirty-six million, five hundred fifty-one thousand, two hundred fifty-six".