61441522432 has 36 divisors (see below), whose sum is σ = 122887119600. Its totient is φ = 30659621888.

The previous prime is 61441522421. The next prime is 61441522433. The reversal of 61441522432 is 23422514416.

It is not an unprimeable number, because it can be changed into a prime (61441522433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109807 + ... + 367342.

It is an arithmetic number, because the mean of its divisors is an integer number (3413531100).

Almost surely, 2^61441522432 is an apocalyptic number.

It is an amenable number.

61441522432 is an abundant number, since it is smaller than the sum of its proper divisors (61445597168).

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

61441522432 is an equidigital number, since it uses as much as digits as its factorization.

61441522432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477668 (or 477654 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The spelling of 61441522432 in words is "sixty-one billion, four hundred forty-one million, five hundred twenty-two thousand, four hundred thirty-two".