2515513982 has 8 divisors (see below), whose sum is σ = 3774047952. Its totient is φ = 1257498000.

The previous prime is 2515513981. The next prime is 2515513993. The reversal of 2515513982 is 2893155152.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2515513981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117119 + ... + 136922.

It is an arithmetic number, because the mean of its divisors is an integer number (471755994).

Almost surely, 2^2515513982 is an apocalyptic number.

2515513982 is a deficient number, since it is larger than the sum of its proper divisors (1258533970).

2515513982 is a wasteful number, since it uses less digits than its factorization.

2515513982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258994.

The product of its digits is 108000, while the sum is 41.

The square root of 2515513982 is about 50154.8998802709. The cubic root of 2515513982 is about 1360.0104493863.

The spelling of 2515513982 in words is "two billion, five hundred fifteen million, five hundred thirteen thousand, nine hundred eighty-two".