61613673373464 has 64 divisors (see below), whose sum is σ = 161148372618240. Its totient is φ = 19610648490240.

The previous prime is 61613673373411. The next prime is 61613673373471. The reversal of 61613673373464 is 46437337631616.

It is a junction number, because it is equal to n+sod(n) for n = 61613673373398 and 61613673373407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 666076324 + ... + 666168819.

It is an arithmetic number, because the mean of its divisors is an integer number (2517943322160).

Almost surely, 2^{61613673373464} is an apocalyptic number.

It is an amenable number.

61613673373464 is an abundant number, since it is smaller than the sum of its proper divisors (99534699244776).

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

61613673373464 is a wasteful number, since it uses less digits than its factorization.

61613673373464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332245240 (or 1332245236 counting only the distinct ones).

The product of its digits is 82301184, while the sum is 60.

The spelling of 61613673373464 in words is "sixty-one trillion, six hundred thirteen billion, six hundred seventy-three million, three hundred seventy-three thousand, four hundred sixty-four".