1434985271838 has 12 divisors (see below), whose sum is σ = 3109134755688. Its totient is φ = 478328423940.

The previous prime is 1434985271821. The next prime is 1434985271851. The reversal of 1434985271838 is 8381725894341.

1434985271838 is a `hidden beast` number, since 1 + 4 + 3 + 4 + 98 + 527 + 18 + 3 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39860701978 + ... + 39860702013.

It is an arithmetic number, because the mean of its divisors is an integer number (259094562974).

Almost surely, 2^{1434985271838} is an apocalyptic number.

1434985271838 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1434985271838 is an abundant number, since it is smaller than the sum of its proper divisors (1674149483850).

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

1434985271838 is a wasteful number, since it uses less digits than its factorization.

1434985271838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79721403999 (or 79721403996 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 63.

The spelling of 1434985271838 in words is "one trillion, four hundred thirty-four billion, nine hundred eighty-five million, two hundred seventy-one thousand, eight hundred thirty-eight".