542305102525 has 6 divisors (see below), whose sum is σ = 672458327162. Its totient is φ = 433844082000.

The previous prime is 542305102519. The next prime is 542305102607. The reversal of 542305102525 is 525201503245.

It can be written as a sum of positive squares in 3 ways, for example, as 32661887076 + 509643215449 = 180726^2 + 713893^2 .

It is not a de Polignac number, because 542305102525 - 2¹³ = 542305094333 is a prime.

It is a super-2 number, since 2×542305102525² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

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, 10846102026 + ... + 10846102075.

Almost surely, 2^542305102525 is an apocalyptic number.

It is an amenable number.

542305102525 is a deficient number, since it is larger than the sum of its proper divisors (130153224637).

542305102525 is a wasteful number, since it uses less digits than its factorization.

542305102525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21692204111 (or 21692204106 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 542305102525 in words is "five hundred forty-two billion, three hundred five million, one hundred two thousand, five hundred twenty-five".