15151543481382 has 256 divisors, whose sum is σ = 38883155189760. Its totient is φ = 3822270566400.

The previous prime is 15151543481377. The next prime is 15151543481411. The reversal of 15151543481382 is 28318434515151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1201448257 + ... + 1201460867.

It is an arithmetic number, because the mean of its divisors is an integer number (151887324960).

Almost surely, 2^{15151543481382} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15151543481382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19441577594880).

15151543481382 is an abundant number, since it is smaller than the sum of its proper divisors (23731611708378).

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

15151543481382 is a wasteful number, since it uses less digits than its factorization.

15151543481382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13179.

The product of its digits is 2304000, while the sum is 51.

The spelling of 15151543481382 in words is "fifteen trillion, one hundred fifty-one billion, five hundred forty-three million, four hundred eighty-one thousand, three hundred eighty-two".