4521268055879 has 4 divisors (see below), whose sum is σ = 4521471071376. Its totient is φ = 4521065040384.

The previous prime is 4521268055869. The next prime is 4521268055921. The reversal of 4521268055879 is 9785508621254.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4521268055879 is a prime.

It is a super-2 number, since 2×4521268055879² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521268055869) 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, 101474339 + ... + 101518884.

It is an arithmetic number, because the mean of its divisors is an integer number (1130367767844).

Almost surely, 2^{4521268055879} is an apocalyptic number.

4521268055879 is a deficient number, since it is larger than the sum of its proper divisors (203015497).

4521268055879 is a wasteful number, since it uses less digits than its factorization.

4521268055879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203015496.

The product of its (nonzero) digits is 48384000, while the sum is 62.

The spelling of 4521268055879 in words is "four trillion, five hundred twenty-one billion, two hundred sixty-eight million, fifty-five thousand, eight hundred seventy-nine".