537500402525 has 6 divisors (see below), whose sum is σ = 666500499162. Its totient is φ = 430000322000.

The previous prime is 537500402479. The next prime is 537500402557. The reversal of 537500402525 is 525204005735.

It can be written as a sum of positive squares in 3 ways, for example, as 55995289 + 537444407236 = 7483^2 + 733106^2 .

It is not a de Polignac number, because 537500402525 - 2¹² = 537500398429 is a prime.

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, 10750008026 + ... + 10750008075.

It is an arithmetic number, because the mean of its divisors is an integer number (111083416527).

Almost surely, 2^537500402525 is an apocalyptic number.

It is an amenable number.

537500402525 is a deficient number, since it is larger than the sum of its proper divisors (129000096637).

537500402525 is a wasteful number, since it uses less digits than its factorization.

537500402525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21500016111 (or 21500016106 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 38.

The spelling of 537500402525 in words is "five hundred thirty-seven billion, five hundred million, four hundred two thousand, five hundred twenty-five".