142256310636 has 48 divisors (see below), whose sum is σ = 381165240960. Its totient is φ = 40839131520.

The previous prime is 142256310629. The next prime is 142256310659. The reversal of 142256310636 is 636013652241.

It is a super-2 number, since 2×142256310636² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142256310594 and 142256310603.

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, 28358001 + ... + 28363016.

It is an arithmetic number, because the mean of its divisors is an integer number (7940942520).

Almost surely, 2^142256310636 is an apocalyptic number.

It is an amenable number.

142256310636 is an abundant number, since it is smaller than the sum of its proper divisors (238908930324).

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

142256310636 is a wasteful number, since it uses less digits than its factorization.

142256310636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56721054 (or 56721052 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 142256310636 its reverse (636013652241), we get a palindrome (778269962877).

The spelling of 142256310636 in words is "one hundred forty-two billion, two hundred fifty-six million, three hundred ten thousand, six hundred thirty-six".