612654851136 has 56 divisors (see below), whose sum is σ = 1621254202240. Its totient is φ = 204184069632.

The previous prime is 612654851119. The next prime is 612654851161. The reversal of 612654851136 is 631158456216.

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 7 ways as a sum of consecutive naturals, for example, 894825 + ... + 1423383.

Almost surely, 2^612654851136 is an apocalyptic number.

It is an amenable number.

612654851136 is an abundant number, since it is smaller than the sum of its proper divisors (1008599351104).

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

612654851136 is a wasteful number, since it uses less digits than its factorization.

612654851136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534611 (or 534601 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The spelling of 612654851136 in words is "six hundred twelve billion, six hundred fifty-four million, eight hundred fifty-one thousand, one hundred thirty-six".