61516105058 has 16 divisors (see below), whose sum is σ = 98035921080. Its totient is φ = 28894795776.

The previous prime is 61516105037. The next prime is 61516105069. The reversal of 61516105058 is 85050161516.

It can be written as a sum of positive squares in 4 ways, for example, as 56132507929 + 5383597129 = 236923^2 + 73373^2 .

It is a Curzon 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, 14330591 + ... + 14334882.

Almost surely, 2^61516105058 is an apocalyptic number.

61516105058 is a deficient number, since it is larger than the sum of its proper divisors (36519816022).

61516105058 is a wasteful number, since it uses less digits than its factorization.

61516105058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28665541.

The product of its (nonzero) digits is 36000, while the sum is 38.

The spelling of 61516105058 in words is "sixty-one billion, five hundred sixteen million, one hundred five thousand, fifty-eight".