2151466510523 has 8 divisors (see below), whose sum is σ = 2366451520176. Its totient is φ = 1955878644720.

The previous prime is 2151466510511. The next prime is 2151466510547. The reversal of 2151466510523 is 3250156641512.

It is not a de Polignac number, because 2151466510523 - 2⁴ = 2151466510507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2151466510223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808212986 + ... + 808215647.

It is an arithmetic number, because the mean of its divisors is an integer number (295806440022).

Almost surely, 2^{2151466510523} is an apocalyptic number.

2151466510523 is a deficient number, since it is larger than the sum of its proper divisors (214985009653).

2151466510523 is an equidigital number, since it uses as much as digits as its factorization.

2151466510523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616428666 (or 1616428644 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 2151466510523 in words is "two trillion, one hundred fifty-one billion, four hundred sixty-six million, five hundred ten thousand, five hundred twenty-three".