612506480 has 20 divisors (see below), whose sum is σ = 1424077752. Its totient is φ = 245002560.

The previous prime is 612506471. The next prime is 612506501. The reversal of 612506480 is 84605216.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3828086 + ... + 3828245.

Almost surely, 2^612506480 is an apocalyptic number.

It is an amenable number.

612506480 is an abundant number, since it is smaller than the sum of its proper divisors (811571272).

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

612506480 is a wasteful number, since it uses less digits than its factorization.

612506480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7656344 (or 7656338 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 612506480 is about 24748.8682569527. The cubic root of 612506480 is about 849.2526210151.

The spelling of 612506480 in words is "six hundred twelve million, five hundred six thousand, four hundred eighty".