42322135125552 has 80 divisors (see below), whose sum is σ = 110377114698240. Its totient is φ = 13972603689216.

The previous prime is 42322135125533. The next prime is 42322135125587. The reversal of 42322135125552 is 25552153122324.

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, 23704074 + ... + 25426902.

It is an arithmetic number, because the mean of its divisors is an integer number (1379713933728).

Almost surely, 2^{42322135125552} 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 42322135125552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55188557349120).

42322135125552 is an abundant number, since it is smaller than the sum of its proper divisors (68054979572688).

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

42322135125552 is a wasteful number, since it uses less digits than its factorization.

42322135125552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727730 (or 1727724 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

Adding to 42322135125552 its reverse (25552153122324), we get a palindrome (67874288247876).

The spelling of 42322135125552 in words is "forty-two trillion, three hundred twenty-two billion, one hundred thirty-five million, one hundred twenty-five thousand, five hundred fifty-two".