10144771438 has 8 divisors (see below), whose sum is σ = 15220612440. Its totient is φ = 5071233960.

The previous prime is 10144771411. The next prime is 10144771457. The reversal of 10144771438 is 83417744101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10144771438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564828 + ... + 582511.

It is an arithmetic number, because the mean of its divisors is an integer number (1902576555).

Almost surely, 2^10144771438 is an apocalyptic number.

10144771438 is a deficient number, since it is larger than the sum of its proper divisors (5075841002).

10144771438 is a wasteful number, since it uses less digits than its factorization.

10144771438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151762.

The product of its (nonzero) digits is 75264, while the sum is 40.

The spelling of 10144771438 in words is "ten billion, one hundred forty-four million, seven hundred seventy-one thousand, four hundred thirty-eight".