6465962542 has 16 divisors (see below), whose sum is σ = 10994754960. Its totient is φ = 2827222272.

The previous prime is 6465962539. The next prime is 6465962549. The reversal of 6465962542 is 2452695646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6465962549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6544003 + ... + 6544990.

It is an arithmetic number, because the mean of its divisors is an integer number (687172185).

Almost surely, 2^6465962542 is an apocalyptic number.

6465962542 is a deficient number, since it is larger than the sum of its proper divisors (4528792418).

6465962542 is a wasteful number, since it uses less digits than its factorization.

6465962542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13089027.

The product of its digits is 3110400, while the sum is 49.

The square root of 6465962542 is about 80411.2090569468. The cubic root of 6465962542 is about 1862.9923066684.

The spelling of 6465962542 in words is "six billion, four hundred sixty-five million, nine hundred sixty-two thousand, five hundred forty-two".