15400215552150 has 576 divisors, whose sum is σ = 50174838604800. Its totient is φ = 3336109286400.

The previous prime is 15400215552107. The next prime is 15400215552191. The reversal of 15400215552150 is 5125551200451.

15400215552150 is a `hidden beast` number, since 1 + 5 + 40 + 0 + 2 + 15 + 552 + 1 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 473792799 + ... + 473825301.

It is an arithmetic number, because the mean of its divisors is an integer number (87109094800).

Almost surely, 2^{15400215552150} is an apocalyptic number.

15400215552150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 15400215552150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25087419302400).

15400215552150 is an abundant number, since it is smaller than the sum of its proper divisors (34774623052650).

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

15400215552150 is a wasteful number, since it uses less digits than its factorization.

15400215552150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32781 (or 32773 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 36.

The spelling of 15400215552150 in words is "fifteen trillion, four hundred billion, two hundred fifteen million, five hundred fifty-two thousand, one hundred fifty".