10240129956 has 36 divisors (see below), whose sum is σ = 27794640048. Its totient is φ = 2925751248.

The previous prime is 10240129937. The next prime is 10240129973. The reversal of 10240129956 is 65992104201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8707006 + ... + 8708181.

Almost surely, 2^10240129956 is an apocalyptic number.

It is an amenable number.

10240129956 is an abundant number, since it is smaller than the sum of its proper divisors (17554510092).

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

10240129956 is a wasteful number, since it uses less digits than its factorization.

10240129956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17415208 (or 17415199 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 10240129956 in words is "ten billion, two hundred forty million, one hundred twenty-nine thousand, nine hundred fifty-six".