10491383374 has 16 divisors (see below), whose sum is σ = 16168050000. Its totient is φ = 5102132544.

The previous prime is 10491383339. The next prime is 10491383377. The reversal of 10491383374 is 47338319401.

It is a super-2 number, since 2×10491383374² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10491383374.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10491383377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202377 + ... + 248875.

It is an arithmetic number, because the mean of its divisors is an integer number (1010503125).

Almost surely, 2^10491383374 is an apocalyptic number.

10491383374 is a deficient number, since it is larger than the sum of its proper divisors (5676666626).

10491383374 is a wasteful number, since it uses less digits than its factorization.

10491383374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49587.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 10491383374 in words is "ten billion, four hundred ninety-one million, three hundred eighty-three thousand, three hundred seventy-four".