1300240005156 has 96 divisors (see below), whose sum is σ = 3379191903360. Its totient is φ = 432360432000.

The previous prime is 1300240005133. The next prime is 1300240005199. The reversal of 1300240005156 is 6515000420031.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 80318095 + ... + 80334281.

It is an arithmetic number, because the mean of its divisors is an integer number (35199915660).

Almost surely, 2^{1300240005156} is an apocalyptic number.

It is an amenable number.

1300240005156 is an abundant number, since it is smaller than the sum of its proper divisors (2078951898204).

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

1300240005156 is a wasteful number, since it uses less digits than its factorization.

1300240005156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17962 (or 17954 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 1300240005156 its reverse (6515000420031), we get a palindrome (7815240425187).

The spelling of 1300240005156 in words is "one trillion, three hundred billion, two hundred forty million, five thousand, one hundred fifty-six".