542160306251 has 8 divisors (see below), whose sum is σ = 542563289520. Its totient is φ = 541757448288.

The previous prime is 542160306229. The next prime is 542160306263. The reversal of 542160306251 is 152603061245.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542160306251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542160306271) 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, 9726980 + ... + 9782558.

It is an arithmetic number, because the mean of its divisors is an integer number (67820411190).

Almost surely, 2^542160306251 is an apocalyptic number.

542160306251 is a deficient number, since it is larger than the sum of its proper divisors (402983269).

542160306251 is a wasteful number, since it uses less digits than its factorization.

542160306251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62653.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 542160306251 its reverse (152603061245), we get a palindrome (694763367496).

The spelling of 542160306251 in words is "five hundred forty-two billion, one hundred sixty million, three hundred six thousand, two hundred fifty-one".