1040561406315 has 24 divisors (see below), whose sum is σ = 1870441246128. Its totient is φ = 554966082720.

The previous prime is 1040561406289. The next prime is 1040561406323. The reversal of 1040561406315 is 5136041650401.

1040561406315 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 5 + 6 + 14 + 0 + 631 + 5 = 666.

It is not a de Polignac number, because 1040561406315 - 2¹² = 1040561402219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1040561406315.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 428213356 + ... + 428215785.

It is an arithmetic number, because the mean of its divisors is an integer number (77935051922).

Almost surely, 2^{1040561406315} is an apocalyptic number.

1040561406315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1040561406315 is a deficient number, since it is larger than the sum of its proper divisors (829879839813).

1040561406315 is an frugal number, since it uses more digits than its factorization.

1040561406315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856429161 (or 856429149 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 1040561406315 in words is "one trillion, forty billion, five hundred sixty-one million, four hundred six thousand, three hundred fifteen".