15435340504 has 16 divisors (see below), whose sum is σ = 28951228800. Its totient is φ = 7715012832.

The previous prime is 15435340489. The next prime is 15435340523. The reversal of 15435340504 is 40504353451.

It is a self number, because there is not a number n which added to its sum of digits gives 15435340504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307384 + ... + 354055.

It is an arithmetic number, because the mean of its divisors is an integer number (1809451800).

Almost surely, 2^15435340504 is an apocalyptic number.

It is an amenable number.

15435340504 is a deficient number, since it is larger than the sum of its proper divisors (13515888296).

15435340504 is a wasteful number, since it uses less digits than its factorization.

15435340504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664362 (or 664358 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 15435340504 its reverse (40504353451), we get a palindrome (55939693955).

The spelling of 15435340504 in words is "fifteen billion, four hundred thirty-five million, three hundred forty thousand, five hundred four".