13919541552 has 120 divisors (see below), whose sum is σ = 46169433856. Its totient is φ = 3977004096.

The previous prime is 13919541499. The next prime is 13919541583. The reversal of 13919541552 is 25514591931.

13919541552 is a `hidden beast` number, since 1 + 3 + 9 + 1 + 95 + 4 + 1 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13919541498 and 13919541507.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228508 + ... + 282939.

Almost surely, 2^13919541552 is an apocalyptic number.

13919541552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13919541552 is an abundant number, since it is smaller than the sum of its proper divisors (32249892304).

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

13919541552 is an equidigital number, since it uses as much as digits as its factorization.

13919541552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511477 (or 511459 counting only the distinct ones).

The product of its digits is 243000, while the sum is 45.

The spelling of 13919541552 in words is "thirteen billion, nine hundred nineteen million, five hundred forty-one thousand, five hundred fifty-two".