61412567957698 has 8 divisors (see below), whose sum is σ = 95295364072380. Its totient is φ = 29647446600240.

The previous prime is 61412567957681. The next prime is 61412567957729. The reversal of 61412567957698 is 89675976521416.

It can be written as a sum of positive squares in 2 ways, for example, as 53815912980489 + 7596654977209 = 7335933^2 + 2756203^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529418689233 + ... + 529418689348.

Almost surely, 2^{61412567957698} is an apocalyptic number.

61412567957698 is a deficient number, since it is larger than the sum of its proper divisors (33882796114682).

61412567957698 is a wasteful number, since it uses less digits than its factorization.

61412567957698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058837378612.

The product of its digits is 1371686400, while the sum is 76.

The spelling of 61412567957698 in words is "sixty-one trillion, four hundred twelve billion, five hundred sixty-seven million, nine hundred fifty-seven thousand, six hundred ninety-eight".