16135154555 has 32 divisors (see below), whose sum is σ = 21388909248. Its totient is φ = 11608934400.

The previous prime is 16135154549. The next prime is 16135154561. The reversal of 16135154555 is 55545153161.

It is an interprime number because it is at equal distance from previous prime (16135154549) and next prime (16135154561).

It is not a de Polignac number, because 16135154555 - 2¹² = 16135150459 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2200295 + ... + 2207615.

It is an arithmetic number, because the mean of its divisors is an integer number (668403414).

Almost surely, 2^16135154555 is an apocalyptic number.

16135154555 is a deficient number, since it is larger than the sum of its proper divisors (5253754693).

16135154555 is a wasteful number, since it uses less digits than its factorization.

16135154555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8207.

The product of its digits is 225000, while the sum is 41.

The spelling of 16135154555 in words is "sixteen billion, one hundred thirty-five million, one hundred fifty-four thousand, five hundred fifty-five".