140426056263 has 16 divisors (see below), whose sum is σ = 188432546816. Its totient is φ = 93019933440.

The previous prime is 140426056259. The next prime is 140426056279. The reversal of 140426056263 is 362650624041.

It is not a de Polignac number, because 140426056263 - 2² = 140426056259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140426056223) 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, 201495 + ... + 566967.

It is an arithmetic number, because the mean of its divisors is an integer number (11777034176).

Almost surely, 2^140426056263 is an apocalyptic number.

140426056263 is a deficient number, since it is larger than the sum of its proper divisors (48006490553).

140426056263 is a wasteful number, since it uses less digits than its factorization.

140426056263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366294.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 140426056263 in words is "one hundred forty billion, four hundred twenty-six million, fifty-six thousand, two hundred sixty-three".