22048558542 has 12 divisors (see below), whose sum is σ = 47771876880. Its totient is φ = 7349519508.

The previous prime is 22048558523. The next prime is 22048558559. The reversal of 22048558542 is 24585584022.

22048558542 is a `hidden beast` number, since 2 + 2 + 0 + 48 + 558 + 54 + 2 = 666.

It is a super-2 number, since 2×22048558542² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 612459942 + ... + 612459977.

It is an arithmetic number, because the mean of its divisors is an integer number (3980989740).

Almost surely, 2^22048558542 is an apocalyptic number.

22048558542 is an abundant number, since it is smaller than the sum of its proper divisors (25723318338).

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

22048558542 is a wasteful number, since it uses less digits than its factorization.

22048558542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224919927 (or 1224919924 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 45.

The spelling of 22048558542 in words is "twenty-two billion, forty-eight million, five hundred fifty-eight thousand, five hundred forty-two".