612219898752 has 1024 divisors, whose sum is σ = 2192154624000. Its totient is φ = 149835571200.

The previous prime is 612219898729. The next prime is 612219898753. The reversal of 612219898752 is 257898912216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612219898753) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1931292898 + ... + 1931293214.

It is an arithmetic number, because the mean of its divisors is an integer number (2140776000).

Almost surely, 2^612219898752 is an apocalyptic number.

612219898752 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612219898752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096077312000).

612219898752 is an abundant number, since it is smaller than the sum of its proper divisors (1579934725248).

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

612219898752 is a wasteful number, since it uses less digits than its factorization.

612219898752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440 (or 414 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 60.

The spelling of 612219898752 in words is "six hundred twelve billion, two hundred nineteen million, eight hundred ninety-eight thousand, seven hundred fifty-two".