745421147115 has 16 divisors (see below), whose sum is σ = 1193621184000. Its totient is φ = 397242162272.

The previous prime is 745421147113. The next prime is 745421147153. The reversal of 745421147115 is 511741124547.

745421147115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 745421147115 - 2¹ = 745421147113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (745421147111) 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, 19716915 + ... + 19754684.

It is an arithmetic number, because the mean of its divisors is an integer number (74601324000).

Almost surely, 2^745421147115 is an apocalyptic number.

745421147115 is a deficient number, since it is larger than the sum of its proper divisors (448200036885).

745421147115 is a wasteful number, since it uses less digits than its factorization.

745421147115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39472866.

The product of its digits is 156800, while the sum is 42.

The spelling of 745421147115 in words is "seven hundred forty-five billion, four hundred twenty-one million, one hundred forty-seven thousand, one hundred fifteen".