49151066633631 has 24 divisors (see below), whose sum is σ = 75184324089264. Its totient is φ = 30834918984960.

The previous prime is 49151066633629. The next prime is 49151066633639. The reversal of 49151066633631 is 13633666015194.

It is not a de Polignac number, because 49151066633631 - 2¹ = 49151066633629 is a prime.

It is a super-2 number, since 2×49151066633631² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49151066633639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24910996 + ... + 26811561.

It is an arithmetic number, because the mean of its divisors is an integer number (3132680170386).

Almost surely, 2^{49151066633631} is an apocalyptic number.

49151066633631 is a deficient number, since it is larger than the sum of its proper divisors (26033257455633).

49151066633631 is a wasteful number, since it uses less digits than its factorization.

49151066633631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51728791 (or 51728788 counting only the distinct ones).

The product of its (nonzero) digits is 6298560, while the sum is 54.

The spelling of 49151066633631 in words is "forty-nine trillion, one hundred fifty-one billion, sixty-six million, six hundred thirty-three thousand, six hundred thirty-one".