10474391520 has 144 divisors (see below), whose sum is σ = 35817399072. Its totient is φ = 2787425280.

The previous prime is 10474391513. The next prime is 10474391527. The reversal of 10474391520 is 2519347401.

10474391520 is a `hidden beast` number, since 1 + 0 + 4 + 7 + 43 + 91 + 520 = 666.

It is an interprime number because it is at equal distance from previous prime (10474391513) and next prime (10474391527).

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10474391527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 717090 + ... + 731550.

It is an arithmetic number, because the mean of its divisors is an integer number (248731938).

Almost surely, 2^10474391520 is an apocalyptic number.

10474391520 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 10474391520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17908699536).

10474391520 is an abundant number, since it is smaller than the sum of its proper divisors (25343007552).

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

10474391520 is a wasteful number, since it uses less digits than its factorization.

10474391520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14985 (or 14974 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 10474391520 in words is "ten billion, four hundred seventy-four million, three hundred ninety-one thousand, five hundred twenty".