10891957414 has 16 divisors (see below), whose sum is σ = 17600782752. Its totient is φ = 5025319488.

The previous prime is 10891957397. The next prime is 10891957429. The reversal of 10891957414 is 41475919801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5847 + ... + 147709.

It is an arithmetic number, because the mean of its divisors is an integer number (1100048922).

Almost surely, 2^10891957414 is an apocalyptic number.

10891957414 is a deficient number, since it is larger than the sum of its proper divisors (6708825338).

10891957414 is a wasteful number, since it uses less digits than its factorization.

10891957414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144831.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 10891957414 in words is "ten billion, eight hundred ninety-one million, nine hundred fifty-seven thousand, four hundred fourteen".