49705408025 has 96 divisors (see below), whose sum is σ = 77921346048. Its totient is φ = 30610483200.

The previous prime is 49705408021. The next prime is 49705408057. The reversal of 49705408025 is 52080450794.

It is a happy number.

It is not a de Polignac number, because 49705408025 - 2² = 49705408021 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49705408021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 67810559 + ... + 67811291.

It is an arithmetic number, because the mean of its divisors is an integer number (811680688).

Almost surely, 2^49705408025 is an apocalyptic number.

It is an amenable number.

49705408025 is a deficient number, since it is larger than the sum of its proper divisors (28215938023).

49705408025 is a wasteful number, since it uses less digits than its factorization.

49705408025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531 (or 1526 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 49705408025 in words is "forty-nine billion, seven hundred five million, four hundred eight thousand, twenty-five".