11426251401 has 12 divisors (see below), whose sum is σ = 17073709380. Its totient is φ = 7354828320.

The previous prime is 11426251387. The next prime is 11426251409. The reversal of 11426251401 is 10415262411.

11426251401 is a `hidden beast` number, since 1 + 1 + 4 + 2 + 6 + 251 + 401 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2084835600 + 9341415801 = 45660^2 + 96651^2 .

It is not a de Polignac number, because 11426251401 - 2⁷ = 11426251273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11426251409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21889110 + ... + 21889631.

It is an arithmetic number, because the mean of its divisors is an integer number (1422809115).

Almost surely, 2^11426251401 is an apocalyptic number.

It is an amenable number.

11426251401 is a deficient number, since it is larger than the sum of its proper divisors (5647457979).

11426251401 is a wasteful number, since it uses less digits than its factorization.

11426251401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43778776 (or 43778773 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The spelling of 11426251401 in words is "eleven billion, four hundred twenty-six million, two hundred fifty-one thousand, four hundred one".