200542023165426 has 16 divisors (see below), whose sum is σ = 401092647753504. Its totient is φ = 66845907484704.

The previous prime is 200542023165401. The next prime is 200542023165487. The reversal of 200542023165426 is 624561320245002.

It is a super-2 number, since 2×200542023165426² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358089496 + ... + 358649091.

It is an arithmetic number, because the mean of its divisors is an integer number (25068290484594).

Almost surely, 2^{200542023165426} is an apocalyptic number.

200542023165426 is an abundant number, since it is smaller than the sum of its proper divisors (200550624588078).

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

200542023165426 is a wasteful number, since it uses less digits than its factorization.

200542023165426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716785225.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 200542023165426 in words is "two hundred trillion, five hundred forty-two billion, twenty-three million, one hundred sixty-five thousand, four hundred twenty-six".