15541402803164 has 48 divisors (see below), whose sum is σ = 32920169946048. Its totient is φ = 6267093700608.

The previous prime is 15541402803161. The next prime is 15541402803193. The reversal of 15541402803164 is 46130820414551.

15541402803164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15541402803161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2696249 + ... + 6192944.

It is an arithmetic number, because the mean of its divisors is an integer number (685836873876).

Almost surely, 2^{15541402803164} is an apocalyptic number.

15541402803164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

15541402803164 is an abundant number, since it is smaller than the sum of its proper divisors (17378767142884).

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

15541402803164 is a wasteful number, since it uses less digits than its factorization.

15541402803164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8892894 (or 8892892 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 15541402803164 in words is "fifteen trillion, five hundred forty-one billion, four hundred two million, eight hundred three thousand, one hundred sixty-four".