15534316054 has 4 divisors (see below), whose sum is σ = 23301474084. Its totient is φ = 7767158026.

The previous prime is 15534316043. The next prime is 15534316067. The reversal of 15534316054 is 45061343551.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45061343551 = 7 ⋅6437334793.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3883579012 + ... + 3883579015.

It is an arithmetic number, because the mean of its divisors is an integer number (5825368521).

Almost surely, 2^15534316054 is an apocalyptic number.

15534316054 is a deficient number, since it is larger than the sum of its proper divisors (7767158030).

15534316054 is an equidigital number, since it uses as much as digits as its factorization.

15534316054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7767158029.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 15534316054 in words is "fifteen billion, five hundred thirty-four million, three hundred sixteen thousand, fifty-four".