5915421863 has 4 divisors (see below), whose sum is σ = 6370454328. Its totient is φ = 5460389400.

The previous prime is 5915421859. The next prime is 5915421877. The reversal of 5915421863 is 3681245195.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5915421863 - 2² = 5915421859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5915421823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227516213 + ... + 227516238.

It is an arithmetic number, because the mean of its divisors is an integer number (1592613582).

Almost surely, 2^5915421863 is an apocalyptic number.

5915421863 is a deficient number, since it is larger than the sum of its proper divisors (455032465).

5915421863 is a wasteful number, since it uses less digits than its factorization.

5915421863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455032464.

The product of its digits is 259200, while the sum is 44.

The square root of 5915421863 is about 76911.7797414674. The cubic root of 5915421863 is about 1808.5418965195.

The spelling of 5915421863 in words is "five billion, nine hundred fifteen million, four hundred twenty-one thousand, eight hundred sixty-three".