542225612594 has 8 divisors (see below), whose sum is σ = 813720453660. Its totient is φ = 270985461376.

The previous prime is 542225612519. The next prime is 542225612611. The reversal of 542225612594 is 495216522245.

It can be written as a sum of positive squares in 2 ways, for example, as 529930129369 + 12295483225 = 727963^2 + 110885^2 .

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

It is a super-2 number, since 2×542225612594² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

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, 63667139 + ... + 63675654.

Almost surely, 2^542225612594 is an apocalyptic number.

542225612594 is a deficient number, since it is larger than the sum of its proper divisors (271494841066).

542225612594 is a wasteful number, since it uses less digits than its factorization.

542225612594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127344924.

The product of its digits is 1728000, while the sum is 47.

The spelling of 542225612594 in words is "five hundred forty-two billion, two hundred twenty-five million, six hundred twelve thousand, five hundred ninety-four".