13541503554 has 12 divisors (see below), whose sum is σ = 29339924406. Its totient is φ = 4513834512.

The previous prime is 13541503543. The next prime is 13541503579. The reversal of 13541503554 is 45530514531.

13541503554 is a `hidden beast` number, since 1 + 3 + 54 + 1 + 50 + 3 + 554 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7776594225 + 5764909329 = 88185^2 + 75927^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 376152859 + ... + 376152894.

Almost surely, 2^13541503554 is an apocalyptic number.

13541503554 is an abundant number, since it is smaller than the sum of its proper divisors (15798420852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13541503554 is a wasteful number, since it uses less digits than its factorization.

13541503554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752305761 (or 752305758 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 13541503554 in words is "thirteen billion, five hundred forty-one million, five hundred three thousand, five hundred fifty-four".