15072453416394 has 384 divisors, whose sum is σ = 38147106816000. Its totient is φ = 4405151520000.

The previous prime is 15072453416393. The next prime is 15072453416441. The reversal of 15072453416394 is 49361435427051.

15072453416394 is a `hidden beast` number, since 1 + 5 + 0 + 7 + 2 + 4 + 534 + 16 + 3 + 94 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 15072453416394.

It is not an unprimeable number, because it can be changed into a prime (15072453416393) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 9668025787 + ... + 9668027345.

It is an arithmetic number, because the mean of its divisors is an integer number (99341424000).

Almost surely, 2^{15072453416394} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15072453416394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19073553408000).

15072453416394 is an abundant number, since it is smaller than the sum of its proper divisors (23074653399606).

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

15072453416394 is a wasteful number, since it uses less digits than its factorization.

15072453416394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023 (or 2006 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 54.

The spelling of 15072453416394 in words is "fifteen trillion, seventy-two billion, four hundred fifty-three million, four hundred sixteen thousand, three hundred ninety-four".