1409102435898 has 12 divisors (see below), whose sum is σ = 3053055277818. Its totient is φ = 469700811960.

The previous prime is 1409102435777. The next prime is 1409102435921. The reversal of 1409102435898 is 8985342019041.

It is a happy number.

1409102435898 is a `hidden beast` number, since 1 + 4 + 0 + 9 + 10 + 2 + 43 + 589 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1113989478849 + 295112957049 = 1055457^2 + 543243^2 .

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 5 ways as a sum of consecutive naturals, for example, 39141734313 + ... + 39141734348.

Almost surely, 2^{1409102435898} is an apocalyptic number.

1409102435898 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1409102435898 is an abundant number, since it is smaller than the sum of its proper divisors (1643952841920).

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

1409102435898 is a wasteful number, since it uses less digits than its factorization.

1409102435898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78283468669 (or 78283468666 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 1409102435898 in words is "one trillion, four hundred nine billion, one hundred two million, four hundred thirty-five thousand, eight hundred ninety-eight".