1426256663101 has 16 divisors (see below), whose sum is σ = 1470765764160. Its totient is φ = 1382296849920.

The previous prime is 1426256663087. The next prime is 1426256663137. The reversal of 1426256663101 is 1013666526241.

It is a cyclic number.

It is not a de Polignac number, because 1426256663101 - 2⁷ = 1426256662973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426256463101) 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, 3347341 + ... + 3749293.

It is an arithmetic number, because the mean of its divisors is an integer number (91922860260).

Almost surely, 2^{1426256663101} is an apocalyptic number.

It is an amenable number.

1426256663101 is a deficient number, since it is larger than the sum of its proper divisors (44509101059).

1426256663101 is a wasteful number, since it uses less digits than its factorization.

1426256663101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402636.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 1426256663101 in words is "one trillion, four hundred twenty-six billion, two hundred fifty-six million, six hundred sixty-three thousand, one hundred one".