3500506181238 has 32 divisors (see below), whose sum is σ = 7751460101760. Its totient is φ = 1044927216960.

The previous prime is 3500506181167. The next prime is 3500506181243. The reversal of 3500506181238 is 8321816050053.

It is a self number, because there is not a number n which added to its sum of digits gives 3500506181238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395801343 + ... + 395810186.

It is an arithmetic number, because the mean of its divisors is an integer number (242233128180).

Almost surely, 2^{3500506181238} is an apocalyptic number.

3500506181238 is an abundant number, since it is smaller than the sum of its proper divisors (4250953920522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3500506181238 is a wasteful number, since it uses less digits than its factorization.

3500506181238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791611612.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 3500506181238 in words is "three trillion, five hundred billion, five hundred six million, one hundred eighty-one thousand, two hundred thirty-eight".