49135488152 has 8 divisors (see below), whose sum is σ = 92129040300. Its totient is φ = 24567744072.

The previous prime is 49135488151. The next prime is 49135488209. The reversal of 49135488152 is 25188453194.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 49135488152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49135488151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3070968002 + ... + 3070968017.

Almost surely, 2^49135488152 is an apocalyptic number.

It is an amenable number.

49135488152 is a deficient number, since it is larger than the sum of its proper divisors (42993552148).

49135488152 is a wasteful number, since it uses less digits than its factorization.

49135488152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6141936025 (or 6141936021 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 50.

The spelling of 49135488152 in words is "forty-nine billion, one hundred thirty-five million, four hundred eighty-eight thousand, one hundred fifty-two".