15554034454 has 32 divisors (see below), whose sum is σ = 27331992576. Its totient is φ = 6499241280.

The previous prime is 15554034437. The next prime is 15554034511. The reversal of 15554034454 is 45443045551.

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, 981139 + ... + 996865.

It is an arithmetic number, because the mean of its divisors is an integer number (854124768).

Almost surely, 2^15554034454 is an apocalyptic number.

15554034454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

15554034454 is a deficient number, since it is larger than the sum of its proper divisors (11777958122).

15554034454 is a wasteful number, since it uses less digits than its factorization.

15554034454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17500.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 15554034454 in words is "fifteen billion, five hundred fifty-four million, thirty-four thousand, four hundred fifty-four".