11954293426 has 8 divisors (see below), whose sum is σ = 18035090604. Its totient is φ = 5942596560.

The previous prime is 11954293411. The next prime is 11954293451. The reversal of 11954293426 is 62439245911.

It can be written as a sum of positive squares in 2 ways, for example, as 9399496401 + 2554797025 = 96951^2 + 50545^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17274645 + ... + 17275336.

Almost surely, 2^11954293426 is an apocalyptic number.

11954293426 is a deficient number, since it is larger than the sum of its proper divisors (6080797178).

11954293426 is a wasteful number, since it uses less digits than its factorization.

11954293426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34550156.

The product of its digits is 466560, while the sum is 46.

The spelling of 11954293426 in words is "eleven billion, nine hundred fifty-four million, two hundred ninety-three thousand, four hundred twenty-six".