2515402442 has 16 divisors (see below), whose sum is σ = 4316246592. Its totient is φ = 1076997600.

The previous prime is 2515402441. The next prime is 2515402469. The reversal of 2515402442 is 2442045152.

It is not an unprimeable number, because it can be changed into a prime (2515402441) 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, 70763 + ... + 100190.

It is an arithmetic number, because the mean of its divisors is an integer number (269765412).

Almost surely, 2^2515402442 is an apocalyptic number.

2515402442 is a deficient number, since it is larger than the sum of its proper divisors (1800844150).

2515402442 is a wasteful number, since it uses less digits than its factorization.

2515402442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172013.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 2515402442 is about 50153.7879127788. The cubic root of 2515402442 is about 1359.9903477544.

Adding to 2515402442 its reverse (2442045152), we get a palindrome (4957447594).

The spelling of 2515402442 in words is "two billion, five hundred fifteen million, four hundred two thousand, four hundred forty-two".