13015002153040 has 20 divisors (see below), whose sum is σ = 30259880006004. Its totient is φ = 5206000861184.

The previous prime is 13015002153019. The next prime is 13015002153053. The reversal of 13015002153040 is 4035120051031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7326376465984 + 5688625687056 = 2706728^2 + 2385084^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 13015002152996 and 13015002153014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81343763377 + ... + 81343763536.

Almost surely, 2^{13015002153040} is an apocalyptic number.

13015002153040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13015002153040 is an abundant number, since it is smaller than the sum of its proper divisors (17244877852964).

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

13015002153040 is a wasteful number, since it uses less digits than its factorization.

13015002153040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162687526926 (or 162687526920 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The spelling of 13015002153040 in words is "thirteen trillion, fifteen billion, two million, one hundred fifty-three thousand, forty".