3531157680506 has 8 divisors (see below), whose sum is σ = 5308326755220. Its totient is φ = 1761715428768.

The previous prime is 3531157680499. The next prime is 3531157680529. The reversal of 3531157680506 is 6050867511353.

It is a happy number.

3531157680506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3247005783025 + 284151897481 = 1801945^2 + 533059^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1931704601 + ... + 1931706428.

Almost surely, 2^{3531157680506} is an apocalyptic number.

3531157680506 is a deficient number, since it is larger than the sum of its proper divisors (1777169074714).

3531157680506 is a wasteful number, since it uses less digits than its factorization.

3531157680506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3863411488.

The product of its (nonzero) digits is 2268000, while the sum is 50.

The spelling of 3531157680506 in words is "three trillion, five hundred thirty-one billion, one hundred fifty-seven million, six hundred eighty thousand, five hundred six".