245434542115 has 16 divisors (see below), whose sum is σ = 336618072000. Its totient is φ = 168286907520.

The previous prime is 245434542091. The next prime is 245434542137. The reversal of 245434542115 is 511245434542.

It is not a de Polignac number, because 245434542115 - 2³³ = 236844607523 is a prime.

It is a super-2 number, since 2×245434542115² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328585 + ... + 773845.

It is an arithmetic number, because the mean of its divisors is an integer number (21038629500).

Almost surely, 2^245434542115 is an apocalyptic number.

245434542115 is a deficient number, since it is larger than the sum of its proper divisors (91183529885).

245434542115 is a wasteful number, since it uses less digits than its factorization.

245434542115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461022.

The product of its digits is 384000, while the sum is 40.

Adding to 245434542115 its reverse (511245434542), we get a palindrome (756679976657).

The spelling of 245434542115 in words is "two hundred forty-five billion, four hundred thirty-four million, five hundred forty-two thousand, one hundred fifteen".