10374423440 has 80 divisors (see below), whose sum is σ = 24496753536. Its totient is φ = 4085222400.

The previous prime is 10374423427. The next prime is 10374423461. The reversal of 10374423440 is 4432447301.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 10374423397 and 10374423406.

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, 6775475 + ... + 6777005.

Almost surely, 2^10374423440 is an apocalyptic number.

10374423440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10374423440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12248376768).

10374423440 is an abundant number, since it is smaller than the sum of its proper divisors (14122330096).

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

10374423440 is a wasteful number, since it uses less digits than its factorization.

10374423440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808 (or 2802 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 32.

The spelling of 10374423440 in words is "ten billion, three hundred seventy-four million, four hundred twenty-three thousand, four hundred forty".