611464375020456 has 48 divisors (see below), whose sum is σ = 1668137300493300. Its totient is φ = 202333710465792.

The previous prime is 611464375020419. The next prime is 611464375020461. The reversal of 611464375020456 is 654020573464116.

611464375020456 is a `hidden beast` number, since 6 + 1 + 1 + 4 + 64 + 37 + 502 + 0 + 45 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 607170503088900 + 4293871931556 = 24640830^2 + 2072166^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30994737451 + ... + 30994757178.

Almost surely, 2^{611464375020456} is an apocalyptic number.

It is an amenable number.

611464375020456 is an abundant number, since it is smaller than the sum of its proper divisors (1056672925472844).

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

611464375020456 is a wasteful number, since it uses less digits than its factorization.

611464375020456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61989494778 (or 61989494771 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 611464375020456 in words is "six hundred eleven trillion, four hundred sixty-four billion, three hundred seventy-five million, twenty thousand, four hundred fifty-six".