1400142020334 has 32 divisors (see below), whose sum is σ = 2876274412704. Its totient is φ = 454109982720.

The previous prime is 1400142020281. The next prime is 1400142020369. The reversal of 1400142020334 is 4330202410041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7537779 + ... + 7721294.

It is an arithmetic number, because the mean of its divisors is an integer number (89883575397).

Almost surely, 2^{1400142020334} is an apocalyptic number.

1400142020334 is an abundant number, since it is smaller than the sum of its proper divisors (1476132392370).

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

1400142020334 is a wasteful number, since it uses less digits than its factorization.

1400142020334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15259492.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1400142020334 its reverse (4330202410041), we get a palindrome (5730344430375).

The spelling of 1400142020334 in words is "one trillion, four hundred billion, one hundred forty-two million, twenty thousand, three hundred thirty-four".