613277243904 has 160 divisors (see below), whose sum is σ = 1760925418560. Its totient is φ = 188546383872.

The previous prime is 613277243879. The next prime is 613277243927. The reversal of 613277243904 is 409342772316.

It is a super-2 number, since 2×613277243904² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 25726839 + ... + 25750665.

It is an arithmetic number, because the mean of its divisors is an integer number (11005783866).

Almost surely, 2^613277243904 is an apocalyptic number.

613277243904 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 613277243904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (880462709280).

613277243904 is an abundant number, since it is smaller than the sum of its proper divisors (1147648174656).

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

613277243904 is a wasteful number, since it uses less digits than its factorization.

613277243904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25150 (or 25134 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 613277243904 in words is "six hundred thirteen billion, two hundred seventy-seven million, two hundred forty-three thousand, nine hundred four".