13891620150 has 96 divisors (see below), whose sum is σ = 38536596000. Its totient is φ = 3679516800.

The previous prime is 13891620143. The next prime is 13891620167. The reversal of 13891620150 is 5102619831.

13891620150 is a `hidden beast` number, since 13 + 8 + 9 + 1 + 620 + 15 + 0 = 666.

It is a super-2 number, since 2×13891620150² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 166620 + ... + 235680.

It is an arithmetic number, because the mean of its divisors is an integer number (401422875).

Almost surely, 2^13891620150 is an apocalyptic number.

13891620150 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 13891620150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19268298000).

13891620150 is an abundant number, since it is smaller than the sum of its proper divisors (24644975850).

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

13891620150 is a wasteful number, since it uses less digits than its factorization.

13891620150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69231 (or 69220 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 13891620150 in words is "thirteen billion, eight hundred ninety-one million, six hundred twenty thousand, one hundred fifty".