42055237277232 has 160 divisors (see below), whose sum is σ = 117097188157440. Its totient is φ = 12958610595840.

The previous prime is 42055237277231. The next prime is 42055237277341. The reversal of 42055237277232 is 23277273255024.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (42055237277231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12759757 + ... + 15713747.

It is an arithmetic number, because the mean of its divisors is an integer number (731857425984).

Almost surely, 2^{42055237277232} 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 42055237277232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58548594078720).

42055237277232 is an abundant number, since it is smaller than the sum of its proper divisors (75041950880208).

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

42055237277232 is a wasteful number, since it uses less digits than its factorization.

42055237277232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954331 (or 2954325 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 51.

The spelling of 42055237277232 in words is "forty-two trillion, fifty-five billion, two hundred thirty-seven million, two hundred seventy-seven thousand, two hundred thirty-two".