4003608640515 has 48 divisors (see below), whose sum is σ = 7048011114144. Its totient is φ = 1939226460160.

The previous prime is 4003608640511. The next prime is 4003608640517. The reversal of 4003608640515 is 5150468063004.

It is not a de Polignac number, because 4003608640515 - 2² = 4003608640511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4003608640511) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 749827 + ... + 2927363.

It is an arithmetic number, because the mean of its divisors is an integer number (146833564878).

Almost surely, 2^{4003608640515} is an apocalyptic number.

4003608640515 is a deficient number, since it is larger than the sum of its proper divisors (3044402473629).

4003608640515 is a wasteful number, since it uses less digits than its factorization.

4003608640515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178580 (or 2178569 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 4003608640515 in words is "four trillion, three billion, six hundred eight million, six hundred forty thousand, five hundred fifteen".