537506649307 has 8 divisors (see below), whose sum is σ = 539036582256. Its totient is φ = 535977601632.

The previous prime is 537506649257. The next prime is 537506649359. The reversal of 537506649307 is 703946605735.

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 537506649307 - 2²⁷ = 537372431579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537506649367) 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, 1004373 + ... + 1443529.

It is an arithmetic number, because the mean of its divisors is an integer number (67379572782).

Almost surely, 2^537506649307 is an apocalyptic number.

537506649307 is a deficient number, since it is larger than the sum of its proper divisors (1529932949).

537506649307 is a wasteful number, since it uses less digits than its factorization.

537506649307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442637.

The product of its (nonzero) digits is 14288400, while the sum is 55.

The spelling of 537506649307 in words is "five hundred thirty-seven billion, five hundred six million, six hundred forty-nine thousand, three hundred seven".