613868522400 has 2304 divisors, whose sum is σ = 2827019059200. Its totient is φ = 125411328000.

The previous prime is 613868522387. The next prime is 613868522413. The reversal of 613868522400 is 4225868316.

613868522400 is a `hidden beast` number, since 6 + 1 + 3 + 86 + 8 + 522 + 40 + 0 = 666.

613868522400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (613868522387) and next prime (613868522413).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 5432464744 + ... + 5432464856.

It is an arithmetic number, because the mean of its divisors is an integer number (1227004800).

Almost surely, 2^613868522400 is an apocalyptic number.

613868522400 is a gapful number since it is divisible by the number (60) 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 613868522400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1413509529600).

613868522400 is an abundant number, since it is smaller than the sum of its proper divisors (2213150536800).

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

613868522400 is a wasteful number, since it uses less digits than its factorization.

613868522400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 613868522400 in words is "six hundred thirteen billion, eight hundred sixty-eight million, five hundred twenty-two thousand, four hundred".