15340205551 has 8 divisors (see below), whose sum is σ = 16735731408. Its totient is φ = 13944840000.

The previous prime is 15340205537. The next prime is 15340205593. The reversal of 15340205551 is 15550204351.

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 15340205551 - 2⁹ = 15340205039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15340205501) 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, 253651 + ... + 308251.

It is an arithmetic number, because the mean of its divisors is an integer number (2091966426).

Almost surely, 2^15340205551 is an apocalyptic number.

15340205551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

15340205551 is a deficient number, since it is larger than the sum of its proper divisors (1395525857).

15340205551 is a wasteful number, since it uses less digits than its factorization.

15340205551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80153.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 15340205551 in words is "fifteen billion, three hundred forty million, two hundred five thousand, five hundred fifty-one".