61105100048 has 40 divisors (see below), whose sum is σ = 121250250648. Its totient is φ = 29820690432.

The previous prime is 61105100039. The next prime is 61105100137. The reversal of 61105100048 is 84000150116.

It can be written as a sum of positive squares in 4 ways, for example, as 28671971584 + 32433128464 = 169328^2 + 180092^2 .

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, 23015 + ... + 350342.

Almost surely, 2^61105100048 is an apocalyptic number.

It is an amenable number.

61105100048 is a deficient number, since it is larger than the sum of its proper divisors (60145150600).

61105100048 is a wasteful number, since it uses less digits than its factorization.

61105100048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373611 (or 373605 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 26.

The spelling of 61105100048 in words is "sixty-one billion, one hundred five million, one hundred thousand, forty-eight".