612600789840 has 160 divisors (see below), whose sum is σ = 2045439250176. Its totient is φ = 150772285440.

The previous prime is 612600789821. The next prime is 612600789841. The reversal of 612600789840 is 48987006216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612600789841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37734525 + ... + 37750755.

Almost surely, 2^612600789840 is an apocalyptic number.

612600789840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

612600789840 is an abundant number, since it is smaller than the sum of its proper divisors (1432838460336).

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

612600789840 is a wasteful number, since it uses less digits than its factorization.

612600789840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28357 (or 28351 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 612600789840 in words is "six hundred twelve billion, six hundred million, seven hundred eighty-nine thousand, eight hundred forty".