61274682996 has 24 divisors (see below), whose sum is σ = 149190533184. Its totient is φ = 19536855360.

The previous prime is 61274682977. The next prime is 61274683003. The reversal of 61274682996 is 69928647216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111004585 + ... + 111005136.

It is an arithmetic number, because the mean of its divisors is an integer number (6216272216).

Almost surely, 2^61274682996 is an apocalyptic number.

It is an amenable number.

61274682996 is an abundant number, since it is smaller than the sum of its proper divisors (87915850188).

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

61274682996 is a wasteful number, since it uses less digits than its factorization.

61274682996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222009751 (or 222009749 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 60.

The spelling of 61274682996 in words is "sixty-one billion, two hundred seventy-four million, six hundred eighty-two thousand, nine hundred ninety-six".