11422450515 has 64 divisors (see below), whose sum is σ = 21345177600. Its totient is φ = 5213819520.

The previous prime is 11422450511. The next prime is 11422450547. The reversal of 11422450515 is 51505422411.

It is not a de Polignac number, because 11422450515 - 2² = 11422450511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11422450511) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4685877 + ... + 4688313.

It is an arithmetic number, because the mean of its divisors is an integer number (333518400).

Almost surely, 2^11422450515 is an apocalyptic number.

11422450515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11422450515 is a deficient number, since it is larger than the sum of its proper divisors (9922727085).

11422450515 is an equidigital number, since it uses as much as digits as its factorization.

11422450515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377 (or 3363 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 11422450515 its reverse (51505422411), we get a palindrome (62927872926).

The spelling of 11422450515 in words is "eleven billion, four hundred twenty-two million, four hundred fifty thousand, five hundred fifteen".