13891941244430 has 32 divisors (see below), whose sum is σ = 26729096724288. Its totient is φ = 5185539040000.

The previous prime is 13891941244421. The next prime is 13891941244459. The reversal of 13891941244430 is 3444214919831.

It is a super-3 number, since 3×13891941244430³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736572821 + ... + 736591680.

It is an arithmetic number, because the mean of its divisors is an integer number (835284272634).

Almost surely, 2^{13891941244430} is an apocalyptic number.

13891941244430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13891941244430 is a deficient number, since it is larger than the sum of its proper divisors (12837155479858).

13891941244430 is a wasteful number, since it uses less digits than its factorization.

13891941244430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473164572.

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 13891941244430 in words is "thirteen trillion, eight hundred ninety-one billion, nine hundred forty-one million, two hundred forty-four thousand, four hundred thirty".