1515000450514 has 16 divisors (see below), whose sum is σ = 2356579038528. Its totient is φ = 729871638192.

The previous prime is 1515000450493. The next prime is 1515000450521. The reversal of 1515000450514 is 4150540005151.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99375772 + ... + 99391015.

It is an arithmetic number, because the mean of its divisors is an integer number (147286189908).

Almost surely, 2^{1515000450514} is an apocalyptic number.

1515000450514 is a deficient number, since it is larger than the sum of its proper divisors (841578588014).

1515000450514 is a wasteful number, since it uses less digits than its factorization.

1515000450514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198766929.

The product of its (nonzero) digits is 10000, while the sum is 31.

Adding to 1515000450514 its reverse (4150540005151), we get a palindrome (5665540455665).

The spelling of 1515000450514 in words is "one trillion, five hundred fifteen billion, four hundred fifty thousand, five hundred fourteen".