10344554891538 has 64 divisors (see below), whose sum is σ = 25080509530368. Its totient is φ = 2776734812160.

The previous prime is 10344554891513. The next prime is 10344554891551. The reversal of 10344554891538 is 83519845544301.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12607843 + ... + 13403238.

It is an arithmetic number, because the mean of its divisors is an integer number (391882961412).

Almost surely, 2^{10344554891538} is an apocalyptic number.

10344554891538 is an abundant number, since it is smaller than the sum of its proper divisors (14735954638830).

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

10344554891538 is a wasteful number, since it uses less digits than its factorization.

10344554891538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26011667.

The product of its (nonzero) digits is 41472000, while the sum is 60.

The spelling of 10344554891538 in words is "ten trillion, three hundred forty-four billion, five hundred fifty-four million, eight hundred ninety-one thousand, five hundred thirty-eight".