1515503345012 has 12 divisors (see below), whose sum is σ = 2791716688320. Its totient is φ = 717870005496.

The previous prime is 1515503344951. The next prime is 1515503345021. The reversal of 1515503345012 is 2105433055151.

It is a super-2 number, since 2×1515503345012² (a number of 25 digits) contains 22 as substring.

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, 9970416668 + ... + 9970416819.

It is an arithmetic number, because the mean of its divisors is an integer number (232643057360).

Almost surely, 2^{1515503345012} is an apocalyptic number.

It is an amenable number.

1515503345012 is a deficient number, since it is larger than the sum of its proper divisors (1276213343308).

1515503345012 is a wasteful number, since it uses less digits than its factorization.

1515503345012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19940833510 (or 19940833508 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 1515503345012 in words is "one trillion, five hundred fifteen billion, five hundred three million, three hundred forty-five thousand, twelve".