1431234621952 has 40 divisors (see below), whose sum is σ = 2899951034112. Its totient is φ = 705538176000.

The previous prime is 1431234621931. The next prime is 1431234621961. The reversal of 1431234621952 is 2591264321341.

It is a junction number, because it is equal to n+sod(n) for n = 1431234621899 and 1431234621908.

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 3 ways as a sum of consecutive naturals, for example, 19649424 + ... + 19722127.

Almost surely, 2^{1431234621952} is an apocalyptic number.

It is an amenable number.

1431234621952 is an abundant number, since it is smaller than the sum of its proper divisors (1468716412160).

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

1431234621952 is an frugal number, since it uses more digits than its factorization.

1431234621952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39371640 (or 39371624 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The spelling of 1431234621952 in words is "one trillion, four hundred thirty-one billion, two hundred thirty-four million, six hundred twenty-one thousand, nine hundred fifty-two".