2451120500215 has 4 divisors (see below), whose sum is σ = 2941344600264. Its totient is φ = 1960896400168.

The previous prime is 2451120500207. The next prime is 2451120500249. The reversal of 2451120500215 is 5120050211542.

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 2451120500215 - 2³ = 2451120500207 is a prime.

It is a Duffinian number.

It is a congruent 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, 245112050017 + ... + 245112050026.

It is an arithmetic number, because the mean of its divisors is an integer number (735336150066).

Almost surely, 2^{2451120500215} is an apocalyptic number.

2451120500215 is a deficient number, since it is larger than the sum of its proper divisors (490224100049).

2451120500215 is an equidigital number, since it uses as much as digits as its factorization.

2451120500215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490224100048.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 2451120500215 its reverse (5120050211542), we get a palindrome (7571170711757).

The spelling of 2451120500215 in words is "two trillion, four hundred fifty-one billion, one hundred twenty million, five hundred thousand, two hundred fifteen".