16015232055 has 16 divisors (see below), whose sum is σ = 25633972224. Its totient is φ = 8538256800.

The previous prime is 16015232029. The next prime is 16015232081. The reversal of 16015232055 is 55023251061.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16015232029) and next prime (16015232081).

It is not a de Polignac number, because 16015232055 - 2¹² = 16015227959 is a prime.

It is a congruent number.

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, 158371 + ... + 238980.

It is an arithmetic number, because the mean of its divisors is an integer number (1602123264).

Almost surely, 2^16015232055 is an apocalyptic number.

16015232055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16015232055 is a deficient number, since it is larger than the sum of its proper divisors (9618740169).

16015232055 is a wasteful number, since it uses less digits than its factorization.

16015232055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400046.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 16015232055 in words is "sixteen billion, fifteen million, two hundred thirty-two thousand, fifty-five".