17927254242 has 24 divisors (see below), whose sum is σ = 38907037260. Its totient is φ = 5965804800.

The previous prime is 17927254229. The next prime is 17927254271. The reversal of 17927254242 is 24245272971.

17927254242 is a `hidden beast` number, since 17 + 92 + 7 + 2 + 542 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 14201250561 + 3726003681 = 119169^2 + 61041^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 817767 + ... + 839402.

Almost surely, 2^17927254242 is an apocalyptic number.

17927254242 is an abundant number, since it is smaller than the sum of its proper divisors (20979783018).

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

17927254242 is a wasteful number, since it uses less digits than its factorization.

17927254242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657778 (or 1657775 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 17927254242 in words is "seventeen billion, nine hundred twenty-seven million, two hundred fifty-four thousand, two hundred forty-two".