61607056754 has 4 divisors (see below), whose sum is σ = 92410585134. Its totient is φ = 30803528376.

The previous prime is 61607056747. The next prime is 61607056799. The reversal of 61607056754 is 45765070616.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41913144529 + 19693912225 = 204727^2 + 140335^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 61607056699 and 61607056708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15401764187 + ... + 15401764190.

Almost surely, 2^61607056754 is an apocalyptic number.

61607056754 is a deficient number, since it is larger than the sum of its proper divisors (30803528380).

61607056754 is a wasteful number, since it uses less digits than its factorization.

61607056754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30803528379.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 61607056754 in words is "sixty-one billion, six hundred seven million, fifty-six thousand, seven hundred fifty-four".