61336616442 has 32 divisors (see below), whose sum is σ = 124027200000. Its totient is φ = 20220518448.

The previous prime is 61336616441. The next prime is 61336616447. The reversal of 61336616442 is 24461663316.

It is a junction number, because it is equal to n+sod(n) for n = 61336616394 and 61336616403.

It is not an unprimeable number, because it can be changed into a prime (61336616441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304809 + ... + 464307.

It is an arithmetic number, because the mean of its divisors is an integer number (3875850000).

Almost surely, 2^61336616442 is an apocalyptic number.

61336616442 is an abundant number, since it is smaller than the sum of its proper divisors (62690583558).

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

61336616442 is a wasteful number, since it uses less digits than its factorization.

61336616442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160210.

The product of its digits is 373248, while the sum is 42.

The spelling of 61336616442 in words is "sixty-one billion, three hundred thirty-six million, six hundred sixteen thousand, four hundred forty-two".