2515423563 has 6 divisors (see below), whose sum is σ = 3633389604. Its totient is φ = 1676949036.

The previous prime is 2515423531. The next prime is 2515423567. The reversal of 2515423563 is 3653245152.

2515423563 is a `hidden beast` number, since 2 + 51 + 5 + 42 + 3 + 563 = 666.

It is not a de Polignac number, because 2515423563 - 2⁵ = 2515423531 is a prime.

It is a super-2 number, since 2×2515423563² = 12654711402591229938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2515423567) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 139745745 + ... + 139745762.

It is an arithmetic number, because the mean of its divisors is an integer number (605564934).

Almost surely, 2^2515423563 is an apocalyptic number.

2515423563 is a deficient number, since it is larger than the sum of its proper divisors (1117966041).

2515423563 is a wasteful number, since it uses less digits than its factorization.

2515423563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279491513 (or 279491510 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 2515423563 is about 50153.9984746979. The cubic root of 2515423563 is about 1359.9941542064.

The spelling of 2515423563 in words is "two billion, five hundred fifteen million, four hundred twenty-three thousand, five hundred sixty-three".