142356263631 has 48 divisors (see below), whose sum is σ = 199840919040. Its totient is φ = 90082410880.

The previous prime is 142356263521. The next prime is 142356263677. The reversal of 142356263631 is 136362653241.

It is not a de Polignac number, because 142356263631 - 2¹⁹ = 142355739343 is a prime.

It is a super-2 number, since 2×142356263631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142356267631) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48634090 + ... + 48637016.

It is an arithmetic number, because the mean of its divisors is an integer number (4163352480).

Almost surely, 2^142356263631 is an apocalyptic number.

142356263631 is a deficient number, since it is larger than the sum of its proper divisors (57484655409).

142356263631 is a wasteful number, since it uses less digits than its factorization.

142356263631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3244 (or 3197 counting only the distinct ones).

The product of its digits is 466560, while the sum is 42.

The spelling of 142356263631 in words is "one hundred forty-two billion, three hundred fifty-six million, two hundred sixty-three thousand, six hundred thirty-one".