6215140264 has 32 divisors (see below), whose sum is σ = 11812943520. Its totient is φ = 3065144256.

The previous prime is 6215140213. The next prime is 6215140271. The reversal of 6215140264 is 4620415126.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419674 + ... + 434230.

It is an arithmetic number, because the mean of its divisors is an integer number (369154485).

Almost surely, 2^6215140264 is an apocalyptic number.

It is an amenable number.

6215140264 is a deficient number, since it is larger than the sum of its proper divisors (5597803256).

6215140264 is a wasteful number, since it uses less digits than its factorization.

6215140264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15289 (or 15285 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 6215140264 is about 78836.1608907993. The cubic root of 6215140264 is about 1838.5847127111.

The spelling of 6215140264 in words is "six billion, two hundred fifteen million, one hundred forty thousand, two hundred sixty-four".