70146104409 has 20 divisors (see below), whose sum is σ = 104796147060. Its totient is φ = 46759610880.

The previous prime is 70146104407. The next prime is 70146104447. The reversal of 70146104409 is 90440164107.

70146104409 is a `hidden beast` number, since 7 + 0 + 146 + 104 + 409 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 35354528784 + 34791575625 = 188028^2 + 186525^2 .

It is not a de Polignac number, because 70146104409 - 2¹ = 70146104407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70146104407) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 963529 + ... + 1033769.

It is an arithmetic number, because the mean of its divisors is an integer number (5239807353).

Almost surely, 2^70146104409 is an apocalyptic number.

It is an amenable number.

70146104409 is a deficient number, since it is larger than the sum of its proper divisors (34650042651).

70146104409 is a wasteful number, since it uses less digits than its factorization.

70146104409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82582 (or 82573 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 70146104409 in words is "seventy billion, one hundred forty-six million, one hundred four thousand, four hundred nine".