1403144077656 has 16 divisors (see below), whose sum is σ = 3507860194200. Its totient is φ = 467714692544.

The previous prime is 1403144077609. The next prime is 1403144077667. The reversal of 1403144077656 is 6567704413041.

It is a super-2 number, since 2×1403144077656² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29232168261 + ... + 29232168308.

Almost surely, 2^{1403144077656} is an apocalyptic number.

It is an amenable number.

1403144077656 is an abundant number, since it is smaller than the sum of its proper divisors (2104716116544).

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

1403144077656 is a wasteful number, since it uses less digits than its factorization.

1403144077656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58464336578 (or 58464336574 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 1403144077656 in words is "one trillion, four hundred three billion, one hundred forty-four million, seventy-seven thousand, six hundred fifty-six".