613852755 has 48 divisors (see below), whose sum is σ = 1021144320. Its totient is φ = 314863488.

The previous prime is 613852751. The next prime is 613852781. The reversal of 613852755 is 557258316.

It is not a de Polignac number, because 613852755 - 2² = 613852751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613852751) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3429256 + ... + 3429434.

It is an arithmetic number, because the mean of its divisors is an integer number (21273840).

Almost surely, 2^613852755 is an apocalyptic number.

613852755 is a deficient number, since it is larger than the sum of its proper divisors (407291565).

613852755 is a wasteful number, since it uses less digits than its factorization.

613852755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 391 counting only the distinct ones).

The product of its digits is 252000, while the sum is 42.

The square root of 613852755 is about 24776.0520462805. The cubic root of 613852755 is about 849.8743782057.

The spelling of 613852755 in words is "six hundred thirteen million, eight hundred fifty-two thousand, seven hundred fifty-five".