13378414997400 has 72 divisors (see below), whose sum is σ = 41473364234580. Its totient is φ = 3567553440960.

The previous prime is 13378414997369. The next prime is 13378414997443. The reversal of 13378414997400 is 479941487331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 89519139 + ... + 89668461.

Almost surely, 2^{13378414997400} is an apocalyptic number.

13378414997400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13378414997400 is an abundant number, since it is smaller than the sum of its proper divisors (28094949237180).

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

13378414997400 is an frugal number, since it uses more digits than its factorization.

13378414997400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298665 (or 149333 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 60.

The spelling of 13378414997400 in words is "thirteen trillion, three hundred seventy-eight billion, four hundred fourteen million, nine hundred ninety-seven thousand, four hundred".