10256040740 has 48 divisors (see below), whose sum is σ = 23504402880. Its totient is φ = 3728081280.

The previous prime is 10256040727. The next prime is 10256040749. The reversal of 10256040740 is 4704065201.

It is not an unprimeable number, because it can be changed into a prime (10256040749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724046 + ... + 738074.

It is an arithmetic number, because the mean of its divisors is an integer number (489675060).

Almost surely, 2^10256040740 is an apocalyptic number.

10256040740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10256040740 is an abundant number, since it is smaller than the sum of its proper divisors (13248362140).

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

10256040740 is a wasteful number, since it uses less digits than its factorization.

10256040740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17372 (or 17370 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 10256040740 in words is "ten billion, two hundred fifty-six million, forty thousand, seven hundred forty".