2406513780612 has 18 divisors (see below), whose sum is σ = 6083132056638. Its totient is φ = 802171260192.

The previous prime is 2406513780607. The next prime is 2406513780631. The reversal of 2406513780612 is 2160873156042.

2406513780612 is a `hidden beast` number, since 2 + 4 + 0 + 6 + 513 + 78 + 0 + 61 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2402456600196 + 4057180416 = 1549986^2 + 63696^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2406513780612² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33423802473 + ... + 33423802544.

Almost surely, 2^{2406513780612} is an apocalyptic number.

It is an amenable number.

2406513780612 is an abundant number, since it is smaller than the sum of its proper divisors (3676618276026).

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

2406513780612 is a wasteful number, since it uses less digits than its factorization.

2406513780612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66847605027 (or 66847605022 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 2406513780612 in words is "two trillion, four hundred six billion, five hundred thirteen million, seven hundred eighty thousand, six hundred twelve".