10510191240 has 64 divisors (see below), whose sum is σ = 33190084800. Its totient is φ = 2655205632.

The previous prime is 10510191229. The next prime is 10510191269. The reversal of 10510191240 is 4219101501.

It is a happy number.

It is a super-2 number, since 2×10510191240² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 10510191240.

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, 2302587 + ... + 2307146.

It is an arithmetic number, because the mean of its divisors is an integer number (518595075).

Almost surely, 2^10510191240 is an apocalyptic number.

10510191240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10510191240 is an abundant number, since it is smaller than the sum of its proper divisors (22679893560).

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

10510191240 is a wasteful number, since it uses less digits than its factorization.

10510191240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4609766 (or 4609762 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 24.

Adding to 10510191240 its reverse (4219101501), we get a palindrome (14729292741).

The spelling of 10510191240 in words is "ten billion, five hundred ten million, one hundred ninety-one thousand, two hundred forty".