1400312213252 has 12 divisors (see below), whose sum is σ = 2450620677456. Its totient is φ = 700134876840.

The previous prime is 1400312213243. The next prime is 1400312213263. The reversal of 1400312213252 is 2523122130041.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5158574 + ... + 5423237.

It is an arithmetic number, because the mean of its divisors is an integer number (204218389788).

Almost surely, 2^{1400312213252} is an apocalyptic number.

It is an amenable number.

1400312213252 is a deficient number, since it is larger than the sum of its proper divisors (1050308464204).

1400312213252 is a wasteful number, since it uses less digits than its factorization.

1400312213252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10614898 (or 10614896 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1400312213252 its reverse (2523122130041), we get a palindrome (3923434343293).

The spelling of 1400312213252 in words is "one trillion, four hundred billion, three hundred twelve million, two hundred thirteen thousand, two hundred fifty-two".