115477750421403 has 16 divisors (see below), whose sum is σ = 157834710007296. Its totient is φ = 75055574180160.

The previous prime is 115477750421351. The next prime is 115477750421413. The reversal of 115477750421403 is 304124057774511.

It is not a de Polignac number, because 115477750421403 - 2²⁰ = 115477749372827 is a prime.

It is a super-2 number, since 2×115477750421403² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115477750421413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324232351 + ... + 324588312.

It is an arithmetic number, because the mean of its divisors is an integer number (9864669375456).

Almost surely, 2^{115477750421403} is an apocalyptic number.

115477750421403 is a deficient number, since it is larger than the sum of its proper divisors (42356959585893).

115477750421403 is a wasteful number, since it uses less digits than its factorization.

115477750421403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648822154.

The product of its (nonzero) digits is 3292800, while the sum is 51.

The spelling of 115477750421403 in words is "one hundred fifteen trillion, four hundred seventy-seven billion, seven hundred fifty million, four hundred twenty-one thousand, four hundred three".