2150818260345 has 24 divisors (see below), whose sum is σ = 3733049204352. Its totient is φ = 1145575620000.

The previous prime is 2150818260329. The next prime is 2150818260347. The reversal of 2150818260345 is 5430628180512.

2150818260345 is a `hidden beast` number, since 2 + 1 + 508 + 1 + 82 + 60 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 2150818260345 - 2⁴ = 2150818260329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2150818260345.

It is not an unprimeable number, because it can be changed into a prime (2150818260347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31787751 + ... + 31855340.

It is an arithmetic number, because the mean of its divisors is an integer number (155543716848).

Almost surely, 2^{2150818260345} is an apocalyptic number.

It is an amenable number.

2150818260345 is a deficient number, since it is larger than the sum of its proper divisors (1582230944007).

2150818260345 is a wasteful number, since it uses less digits than its factorization.

2150818260345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63643853 (or 63643850 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 2150818260345 in words is "two trillion, one hundred fifty billion, eight hundred eighteen million, two hundred sixty thousand, three hundred forty-five".