15381744603108 has 48 divisors (see below), whose sum is σ = 38719254590016. Its totient is φ = 4724555771520.

The previous prime is 15381744603103. The next prime is 15381744603119. The reversal of 15381744603108 is 80130644718351.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (15381744603103) 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, 86251491 + ... + 86429642.

It is an arithmetic number, because the mean of its divisors is an integer number (806651137292).

Almost surely, 2^{15381744603108} is an apocalyptic number.

It is an amenable number.

15381744603108 is an abundant number, since it is smaller than the sum of its proper divisors (23337509986908).

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

15381744603108 is a wasteful number, since it uses less digits than its factorization.

15381744603108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172681724 (or 172681722 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 15381744603108 in words is "fifteen trillion, three hundred eighty-one billion, seven hundred forty-four million, six hundred three thousand, one hundred eight".