613321416263552 has 32 divisors (see below), whose sum is σ = 1221860460295080. Its totient is φ = 306658398777856.

The previous prime is 613321416263449. The next prime is 613321416263557. The reversal of 613321416263552 is 255362614123316.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 613321416263552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613321416263557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914963 + ... + 35035410.

Almost surely, 2^{613321416263552} is an apocalyptic number.

It is an amenable number.

613321416263552 is a deficient number, since it is larger than the sum of its proper divisors (608539044031528).

613321416263552 is a wasteful number, since it uses less digits than its factorization.

613321416263552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36083670 (or 36083658 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 50.

The spelling of 613321416263552 in words is "six hundred thirteen trillion, three hundred twenty-one billion, four hundred sixteen million, two hundred sixty-three thousand, five hundred fifty-two".