542225616551 has 8 divisors (see below), whose sum is σ = 592641281664. Its totient is φ = 493867733760.

The previous prime is 542225616547. The next prime is 542225616557. The reversal of 542225616551 is 155616522245.

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

It is a cyclic number.

It is not a de Polignac number, because 542225616551 - 2² = 542225616547 is a prime.

It is a super-2 number, since 2×542225616551² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542225616557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514445030 + ... + 514446083.

It is an arithmetic number, because the mean of its divisors is an integer number (74080160208).

Almost surely, 2^542225616551 is an apocalyptic number.

542225616551 is a deficient number, since it is larger than the sum of its proper divisors (50415665113).

542225616551 is a wasteful number, since it uses less digits than its factorization.

542225616551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028891161.

The product of its digits is 720000, while the sum is 44.

The spelling of 542225616551 in words is "five hundred forty-two billion, two hundred twenty-five million, six hundred sixteen thousand, five hundred fifty-one".