60691621133 has 32 divisors (see below), whose sum is σ = 72359844480. Its totient is φ = 50177859840.

The previous prime is 60691621117. The next prime is 60691621141. The reversal of 60691621133 is 33112619606.

It is a cyclic number.

It is not a de Polignac number, because 60691621133 - 2⁴ = 60691621117 is a prime.

It is a super-2 number, since 2×60691621133² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60691623133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4420283 + ... + 4433991.

It is an arithmetic number, because the mean of its divisors is an integer number (2261245140).

Almost surely, 2^60691621133 is an apocalyptic number.

It is an amenable number.

60691621133 is a deficient number, since it is larger than the sum of its proper divisors (11668223347).

60691621133 is a wasteful number, since it uses less digits than its factorization.

60691621133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14189.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 60691621133 in words is "sixty billion, six hundred ninety-one million, six hundred twenty-one thousand, one hundred thirty-three".