613503533464 has 32 divisors (see below), whose sum is σ = 1210936320000. Its totient is φ = 290589157152.

The previous prime is 613503533411. The next prime is 613503533507. The reversal of 613503533464 is 464335305316.

It is a self number, because there is not a number n which added to its sum of digits gives 613503533464.

It is a congruent 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, 2560377 + ... + 2789719.

It is an arithmetic number, because the mean of its divisors is an integer number (37841760000).

Almost surely, 2^613503533464 is an apocalyptic number.

It is an amenable number.

613503533464 is a deficient number, since it is larger than the sum of its proper divisors (597432786536).

613503533464 is a wasteful number, since it uses less digits than its factorization.

613503533464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246967 (or 246963 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 43.

The spelling of 613503533464 in words is "six hundred thirteen billion, five hundred three million, five hundred thirty-three thousand, four hundred sixty-four".