612061000064 has 16 divisors (see below), whose sum is σ = 1219340273820. Its totient is φ = 306030499968.

The previous prime is 612061000013. The next prime is 612061000081. The reversal of 612061000064 is 460000160216.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 612060999997 and 612061000042.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2390863154 + ... + 2390863409.

Almost surely, 2^612061000064 is an apocalyptic number.

612061000064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

612061000064 is a deficient number, since it is larger than the sum of its proper divisors (607279273756).

612061000064 is an equidigital number, since it uses as much as digits as its factorization.

612061000064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4781726577 (or 4781726565 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 612061000064 in words is "six hundred twelve billion, sixty-one million, sixty-four", and thus it is an aban number.