618475790400 has 168 divisors, whose sum is σ = 2185202054784. Its totient is φ = 152240179200.

The previous prime is 618475790393. The next prime is 618475790417. The reversal of 618475790400 is 4097574816.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4893336 + ... + 5018135.

It is an arithmetic number, because the mean of its divisors is an integer number (13007155088).

Almost surely, 2^618475790400 is an apocalyptic number.

618475790400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

618475790400 is an abundant number, since it is smaller than the sum of its proper divisors (1566726264384).

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

618475790400 is a wasteful number, since it uses less digits than its factorization.

618475790400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9911509 (or 9911494 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 618475790400 in words is "six hundred eighteen billion, four hundred seventy-five million, seven hundred ninety thousand, four hundred".