61296679626 has 192 divisors, whose sum is σ = 156964034304. Its totient is φ = 15539005440.

The previous prime is 61296679601. The next prime is 61296679687. The reversal of 61296679626 is 62697669216.

It is a self number, because there is not a number n which added to its sum of digits gives 61296679626.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 103366786 + ... + 103367378.

It is an arithmetic number, because the mean of its divisors is an integer number (817521012).

Almost surely, 2^61296679626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61296679626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78482017152).

61296679626 is an abundant number, since it is smaller than the sum of its proper divisors (95667354678).

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

61296679626 is a wasteful number, since it uses less digits than its factorization.

61296679626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877 (or 846 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 60.

The spelling of 61296679626 in words is "sixty-one billion, two hundred ninety-six million, six hundred seventy-nine thousand, six hundred twenty-six".