11430552015 has 48 divisors (see below), whose sum is σ = 19961480448. Its totient is φ = 6050723328.

The previous prime is 11430551963. The next prime is 11430552053. The reversal of 11430552015 is 51025503411.

It is not a de Polignac number, because 11430552015 - 2⁷ = 11430551887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11430552015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7293762 + ... + 7295328.

It is an arithmetic number, because the mean of its divisors is an integer number (415864176).

Almost surely, 2^11430552015 is an apocalyptic number.

11430552015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11430552015 is a deficient number, since it is larger than the sum of its proper divisors (8530928433).

11430552015 is a wasteful number, since it uses less digits than its factorization.

11430552015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688 (or 2685 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The spelling of 11430552015 in words is "eleven billion, four hundred thirty million, five hundred fifty-two thousand, fifteen".