6121541264 has 40 divisors (see below), whose sum is σ = 12384862080. Its totient is φ = 2925635328.

The previous prime is 6121541243. The next prime is 6121541267. The reversal of 6121541264 is 4621451216.

It is a self number, because there is not a number n which added to its sum of digits gives 6121541264.

It is not an unprimeable number, because it can be changed into a prime (6121541267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 604757 + ... + 614795.

It is an arithmetic number, because the mean of its divisors is an integer number (309621552).

Almost surely, 2^6121541264 is an apocalyptic number.

It is an amenable number.

6121541264 is an abundant number, since it is smaller than the sum of its proper divisors (6263320816).

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

6121541264 is a wasteful number, since it uses less digits than its factorization.

6121541264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11727 (or 11721 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 6121541264 is about 78240.2790383572. The cubic root of 6121541264 is about 1829.3083936375.

The spelling of 6121541264 in words is "six billion, one hundred twenty-one million, five hundred forty-one thousand, two hundred sixty-four".