49525272439 has 4 divisors (see below), whose sum is σ = 49684518000. Its totient is φ = 49366026880.

The previous prime is 49525272437. The next prime is 49525272463. The reversal of 49525272439 is 93427252594.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49525272439 - 2¹ = 49525272437 is a prime.

It is a super-2 number, since 2×49525272439² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49525272437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79622314 + ... + 79622935.

It is an arithmetic number, because the mean of its divisors is an integer number (12421129500).

Almost surely, 2^49525272439 is an apocalyptic number.

49525272439 is a deficient number, since it is larger than the sum of its proper divisors (159245561).

49525272439 is a wasteful number, since it uses less digits than its factorization.

49525272439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159245560.

The product of its digits is 5443200, while the sum is 52.

The spelling of 49525272439 in words is "forty-nine billion, five hundred twenty-five million, two hundred seventy-two thousand, four hundred thirty-nine".