15005140553 has 8 divisors (see below), whose sum is σ = 16162440000. Its totient is φ = 13848277968.

The previous prime is 15005140487. The next prime is 15005140597. The reversal of 15005140553 is 35504150051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15005140553 - 2¹⁶ = 15005075017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15005140753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36053 + ... + 176946.

It is an arithmetic number, because the mean of its divisors is an integer number (2020305000).

Almost surely, 2^15005140553 is an apocalyptic number.

15005140553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

15005140553 is a deficient number, since it is larger than the sum of its proper divisors (1157299447).

15005140553 is a wasteful number, since it uses less digits than its factorization.

15005140553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218431.

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 15005140553 in words is "fifteen billion, five million, one hundred forty thousand, five hundred fifty-three".