1406431332099 has 20 divisors (see below), whose sum is σ = 2120600526264. Its totient is φ = 928858070304.

The previous prime is 1406431332037. The next prime is 1406431332101. The reversal of 1406431332099 is 9902331346041.

It is a happy number.

1406431332099 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 4 + 313 + 320 + 9 + 9 = 666.

It is not a de Polignac number, because 1406431332099 - 2¹⁵ = 1406431299331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1406431332499) 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, 81128482 + ... + 81145815.

Almost surely, 2^{1406431332099} is an apocalyptic number.

1406431332099 is a deficient number, since it is larger than the sum of its proper divisors (714169194165).

1406431332099 is a wasteful number, since it uses less digits than its factorization.

1406431332099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162274416 (or 162274407 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The spelling of 1406431332099 in words is "one trillion, four hundred six billion, four hundred thirty-one million, three hundred thirty-two thousand, ninety-nine".