10540315321015 has 16 divisors (see below), whose sum is σ = 13397348257632. Its totient is φ = 7933305498624.

The previous prime is 10540315320959. The next prime is 10540315321027. The reversal of 10540315321015 is 51012351304501.

It is a cyclic number.

It is not a de Polignac number, because 10540315321015 - 2⁹ = 10540315320503 is a prime.

It is a super-2 number, since 2×10540315321015² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22674174 + ... + 23134363.

It is an arithmetic number, because the mean of its divisors is an integer number (837334266102).

Almost surely, 2^{10540315321015} is an apocalyptic number.

10540315321015 is a deficient number, since it is larger than the sum of its proper divisors (2857032936617).

10540315321015 is a wasteful number, since it uses less digits than its factorization.

10540315321015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45811266.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 10540315321015 its reverse (51012351304501), we get a palindrome (61552666625516).

The spelling of 10540315321015 in words is "ten trillion, five hundred forty billion, three hundred fifteen million, three hundred twenty-one thousand, fifteen".