10099397574 has 64 divisors (see below), whose sum is σ = 25755924480. Its totient is φ = 2873543040.

The previous prime is 10099397537. The next prime is 10099397591. The reversal of 10099397574 is 47579399001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 10099397574.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35667 + ... + 146529.

It is an arithmetic number, because the mean of its divisors is an integer number (402436320).

Almost surely, 2^10099397574 is an apocalyptic number.

10099397574 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10099397574, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12877962240).

10099397574 is an abundant number, since it is smaller than the sum of its proper divisors (15656526906).

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

10099397574 is a wasteful number, since it uses less digits than its factorization.

10099397574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111122 (or 111116 counting only the distinct ones).

The product of its (nonzero) digits is 2143260, while the sum is 54.

The spelling of 10099397574 in words is "ten billion, ninety-nine million, three hundred ninety-seven thousand, five hundred seventy-four".