1400231401312 has 24 divisors (see below), whose sum is σ = 2876562336816. Its totient is φ = 669675887232.

The previous prime is 1400231401273. The next prime is 1400231401319. The reversal of 1400231401312 is 2131041320041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400231401319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951243423 + ... + 951244894.

It is an arithmetic number, because the mean of its divisors is an integer number (119856764034).

Almost surely, 2^{1400231401312} is an apocalyptic number.

It is an amenable number.

1400231401312 is an abundant number, since it is smaller than the sum of its proper divisors (1476330935504).

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

1400231401312 is a wasteful number, since it uses less digits than its factorization.

1400231401312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902488350 (or 1902488342 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1400231401312 its reverse (2131041320041), we get a palindrome (3531272721353).

The spelling of 1400231401312 in words is "one trillion, four hundred billion, two hundred thirty-one million, four hundred one thousand, three hundred twelve".