2042247949056 has 144 divisors (see below), whose sum is σ = 6902041843200. Its totient is φ = 583499400192.

The previous prime is 2042247949013. The next prime is 2042247949127. The reversal of 2042247949056 is 6509497422402.

2042247949056 is a `hidden beast` number, since 2 + 0 + 422 + 47 + 94 + 90 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×2042247949056² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 2042247948993 and 2042247949011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21056196 + ... + 21152963.

Almost surely, 2^{2042247949056} is an apocalyptic number.

It is an amenable number.

2042247949056 is an abundant number, since it is smaller than the sum of its proper divisors (4859793894144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2042247949056 is an equidigital number, since it uses as much as digits as its factorization.

2042247949056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42209191 (or 42209171 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 2042247949056 in words is "two trillion, forty-two billion, two hundred forty-seven million, nine hundred forty-nine thousand, fifty-six".