1516402895 has 24 divisors (see below), whose sum is σ = 2153864544. Its totient is φ = 1003943808.

The previous prime is 1516402889. The next prime is 1516402957. The reversal of 1516402895 is 5982046151.

It is not a de Polignac number, because 1516402895 - 2¹⁰ = 1516401871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 3677 + ... + 55193.

It is an arithmetic number, because the mean of its divisors is an integer number (89744356).

Almost surely, 2^1516402895 is an apocalyptic number.

1516402895 is a deficient number, since it is larger than the sum of its proper divisors (637461649).

1516402895 is an equidigital number, since it uses as much as digits as its factorization.

1516402895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51587 (or 51558 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 1516402895 is about 38941.0181556672. The cubic root of 1516402895 is about 1148.8717087446.

It can be divided in two parts, 151 and 6402895, that added together give a palindrome (6403046).

The spelling of 1516402895 in words is "one billion, five hundred sixteen million, four hundred two thousand, eight hundred ninety-five".