42633131156 has 96 divisors (see below), whose sum is σ = 96879089664. Its totient is φ = 15933456000.

The previous prime is 42633131111. The next prime is 42633131161. The reversal of 42633131156 is 65113133624.

42633131156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×42633131156⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 782771 + ... + 835461.

It is an arithmetic number, because the mean of its divisors is an integer number (1009157184).

Almost surely, 2^42633131156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42633131156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48439544832).

42633131156 is an abundant number, since it is smaller than the sum of its proper divisors (54245958508).

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

42633131156 is a wasteful number, since it uses less digits than its factorization.

42633131156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52821 (or 52819 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The spelling of 42633131156 in words is "forty-two billion, six hundred thirty-three million, one hundred thirty-one thousand, one hundred fifty-six".