511242242115 has 64 divisors (see below), whose sum is σ = 917115167232. Its totient is φ = 241005312000.

The previous prime is 511242241973. The next prime is 511242242149.

511242242115 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 511242242115 - 2¹⁶ = 511242176579 is a prime.

It is a super-2 number, since 2×511242242115² (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 63 ways as a sum of consecutive naturals, for example, 8829499 + ... + 8887211.

It is an arithmetic number, because the mean of its divisors is an integer number (14329924488).

Almost surely, 2^511242242115 is an apocalyptic number.

511242242115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

511242242115 is a deficient number, since it is larger than the sum of its proper divisors (405872925117).

511242242115 is a wasteful number, since it uses less digits than its factorization.

511242242115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59220.

The product of its digits is 6400, while the sum is 30.

It can be divided in two parts, 511242 and 242115, that added together give a palindrome (753357).

The spelling of 511242242115 in words is "five hundred eleven billion, two hundred forty-two million, two hundred forty-two thousand, one hundred fifteen".