11455624042 has 8 divisors (see below), whose sum is σ = 17184068100. Its totient is φ = 5727601344.

The previous prime is 11455624031. The next prime is 11455624079. The reversal of 11455624042 is 24042655411.

It can be written as a sum of positive squares in 2 ways, for example, as 9196618201 + 2259005841 = 95899^2 + 47529^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11455623989 and 11455624007.

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, 25167 + ... + 153442.

Almost surely, 2^11455624042 is an apocalyptic number.

11455624042 is a deficient number, since it is larger than the sum of its proper divisors (5728444058).

11455624042 is a wasteful number, since it uses less digits than its factorization.

11455624042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210680.

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 11455624042 in words is "eleven billion, four hundred fifty-five million, six hundred twenty-four thousand, forty-two".