104515546215145 has 16 divisors (see below), whose sum is σ = 135865452900240. Its totient is φ = 77180711043072.

The previous prime is 104515546215139. The next prime is 104515546215149. The reversal of 104515546215145 is 541512645515401.

It can be written as a sum of positive squares in 8 ways, for example, as 85601780007129 + 18913766208016 = 9252123^2 + 4348996^2 .

It is not a de Polignac number, because 104515546215145 - 2²¹ = 104515544117993 is a prime.

It is a super-2 number, since 2×104515546215145² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104515546215149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4757182744 + ... + 4757204713.

It is an arithmetic number, because the mean of its divisors is an integer number (8491590806265).

Almost surely, 2^{104515546215145} is an apocalyptic number.

It is an amenable number.

104515546215145 is a deficient number, since it is larger than the sum of its proper divisors (31349906685095).

104515546215145 is an frugal number, since it uses more digits than its factorization.

104515546215145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9514387501 (or 9514387475 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 49.

The spelling of 104515546215145 in words is "one hundred four trillion, five hundred fifteen billion, five hundred forty-six million, two hundred fifteen thousand, one hundred forty-five".