716610778074 has 12 divisors (see below), whose sum is σ = 1552656685866. Its totient is φ = 238870259352.

The previous prime is 716610778061. The next prime is 716610778129. The reversal of 716610778074 is 470877016617.

716610778074 is a `hidden beast` number, since 7 + 16 + 610 + 7 + 7 + 8 + 0 + 7 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 619594102449 + 97016675625 = 787143^2 + 311475^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 716610778074.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19905854929 + ... + 19905854964.

Almost surely, 2^716610778074 is an apocalyptic number.

716610778074 is an abundant number, since it is smaller than the sum of its proper divisors (836045907792).

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

716610778074 is a wasteful number, since it uses less digits than its factorization.

716610778074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39811709901 (or 39811709898 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 54.

The spelling of 716610778074 in words is "seven hundred sixteen billion, six hundred ten million, seven hundred seventy-eight thousand, seventy-four".