1409391169434 has 16 divisors (see below), whose sum is σ = 3131980376640. Its totient is φ = 469797056460.

The previous prime is 1409391169423. The next prime is 1409391169447. The reversal of 1409391169434 is 4349611939041.

1409391169434 is a `hidden beast` number, since 1 + 4 + 0 + 93 + 9 + 116 + 9 + 434 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 26099836471 = 1409391169434 / (1 + 4 + 0 + 9 + 3 + 9 + 1 + 1 + 6 + 9 + 4 + 3 + 4).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13049918182 + ... + 13049918289.

It is an arithmetic number, because the mean of its divisors is an integer number (195748773540).

Almost surely, 2^{1409391169434} is an apocalyptic number.

1409391169434 is an abundant number, since it is smaller than the sum of its proper divisors (1722589207206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1409391169434 is a wasteful number, since it uses less digits than its factorization.

1409391169434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26099836482 (or 26099836476 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 1409391169434 in words is "one trillion, four hundred nine billion, three hundred ninety-one million, one hundred sixty-nine thousand, four hundred thirty-four".