60406550631 has 16 divisors (see below), whose sum is σ = 102275641600. Its totient is φ = 34518028824.

The previous prime is 60406550621. The next prime is 60406550657. The reversal of 60406550631 is 13605560406.

60406550631 is a `hidden beast` number, since 6 + 0 + 40 + 6 + 550 + 63 + 1 = 666.

It is not a de Polignac number, because 60406550631 - 2¹³ = 60406542439 is a prime.

It is a super-2 number, since 2×60406550631² (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 (60406550621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159805501 + ... + 159805878.

It is an arithmetic number, because the mean of its divisors is an integer number (6392227600).

Almost surely, 2^60406550631 is an apocalyptic number.

60406550631 is a deficient number, since it is larger than the sum of its proper divisors (41869090969).

60406550631 is a wasteful number, since it uses less digits than its factorization.

60406550631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319611395 (or 319611389 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 60406550631 in words is "sixty billion, four hundred six million, five hundred fifty thousand, six hundred thirty-one".