715454839449 has 32 divisors (see below), whose sum is σ = 1231883520000. Its totient is φ = 401901985872.

The previous prime is 715454839403. The next prime is 715454839453. The reversal of 715454839449 is 944938454517.

715454839449 is a `hidden beast` number, since 7 + 1 + 54 + 548 + 39 + 4 + 4 + 9 = 666.

It is not a de Polignac number, because 715454839449 - 2⁸ = 715454839193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (715454835449) 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, 32069149 + ... + 32091450.

It is an arithmetic number, because the mean of its divisors is an integer number (38496360000).

Almost surely, 2^715454839449 is an apocalyptic number.

It is an amenable number.

715454839449 is a deficient number, since it is larger than the sum of its proper divisors (516428680551).

715454839449 is a wasteful number, since it uses less digits than its factorization.

715454839449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64160674 (or 64160668 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 63.

The spelling of 715454839449 in words is "seven hundred fifteen billion, four hundred fifty-four million, eight hundred thirty-nine thousand, four hundred forty-nine".