2130253551515 has 4 divisors (see below), whose sum is σ = 2556304261824. Its totient is φ = 1704202841208.

The previous prime is 2130253551499. The next prime is 2130253551539. The reversal of 2130253551515 is 5151553520312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2130253551515 - 2⁴ = 2130253551499 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213025355147 + ... + 213025355156.

It is an arithmetic number, because the mean of its divisors is an integer number (639076065456).

Almost surely, 2^{2130253551515} is an apocalyptic number.

2130253551515 is a deficient number, since it is larger than the sum of its proper divisors (426050710309).

2130253551515 is an equidigital number, since it uses as much as digits as its factorization.

2130253551515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426050710308.

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 2130253551515 in words is "two trillion, one hundred thirty billion, two hundred fifty-three million, five hundred fifty-one thousand, five hundred fifteen".