6121632412 has 48 divisors (see below), whose sum is σ = 12371204608. Its totient is φ = 2596276800.

The previous prime is 6121632409. The next prime is 6121632421. The reversal of 6121632412 is 2142361216.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1168543 + ... + 1173769.

Almost surely, 2^6121632412 is an apocalyptic number.

It is an amenable number.

6121632412 is an abundant number, since it is smaller than the sum of its proper divisors (6249572196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6121632412 is a wasteful number, since it uses less digits than its factorization.

6121632412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666 (or 5664 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 6121632412 is about 78240.8615238866. The cubic root of 6121632412 is about 1829.3174728855.

Adding to 6121632412 its reverse (2142361216), we get a palindrome (8263993628).

The spelling of 6121632412 in words is "six billion, one hundred twenty-one million, six hundred thirty-two thousand, four hundred twelve".