6245682997840 has 160 divisors (see below), whose sum is σ = 18063409867776. Its totient is φ = 1973132206080.

The previous prime is 6245682997831. The next prime is 6245682997849. The reversal of 6245682997840 is 487992865426.

It is an interprime number because it is at equal distance from previous prime (6245682997831) and next prime (6245682997849).

It is a super-2 number, since 2×6245682997840² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6245682997840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6245682997849) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15862912 + ... + 16251871.

Almost surely, 2^{6245682997840} is an apocalyptic number.

It is an amenable number.

6245682997840 is an abundant number, since it is smaller than the sum of its proper divisors (11817726869936).

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

6245682997840 is a wasteful number, since it uses less digits than its factorization.

6245682997840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32114837 (or 32114831 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 70.

The spelling of 6245682997840 in words is "six trillion, two hundred forty-five billion, six hundred eighty-two million, nine hundred ninety-seven thousand, eight hundred forty".