1431214402140 has 48 divisors (see below), whose sum is σ = 4452667030560. Its totient is φ = 381657173760.

The previous prime is 1431214402097. The next prime is 1431214402141. The reversal of 1431214402140 is 412044121341.

1431214402140 is a `hidden beast` number, since 1 + 4 + 3 + 1 + 2 + 1 + 440 + 214 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431214402141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1325197981 + ... + 1325199060.

It is an arithmetic number, because the mean of its divisors is an integer number (92763896470).

Almost surely, 2^{1431214402140} is an apocalyptic number.

1431214402140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1431214402140 is an abundant number, since it is smaller than the sum of its proper divisors (3021452628420).

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

1431214402140 is a wasteful number, since it uses less digits than its factorization.

1431214402140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650397059 (or 2650397051 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1431214402140 its reverse (412044121341), we get a palindrome (1843258523481).

The spelling of 1431214402140 in words is "one trillion, four hundred thirty-one billion, two hundred fourteen million, four hundred two thousand, one hundred forty".