61332652242 has 48 divisors (see below), whose sum is σ = 139892358528. Its totient is φ = 19382267520.

The previous prime is 61332652231. The next prime is 61332652267. The reversal of 61332652242 is 24225623316.

61332652242 is a `hidden beast` number, since 61 + 3 + 32 + 6 + 522 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 61332652197 and 61332652206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 608734 + ... + 702297.

It is an arithmetic number, because the mean of its divisors is an integer number (2914424136).

Almost surely, 2^61332652242 is an apocalyptic number.

61332652242 is an abundant number, since it is smaller than the sum of its proper divisors (78559706286).

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

61332652242 is a wasteful number, since it uses less digits than its factorization.

61332652242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311175 (or 1311172 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The spelling of 61332652242 in words is "sixty-one billion, three hundred thirty-two million, six hundred fifty-two thousand, two hundred forty-two".