36490486661890 has 32 divisors (see below), whose sum is σ = 66060600641280. Its totient is φ = 14512446412800.

The previous prime is 36490486661869. The next prime is 36490486661891. The reversal of 36490486661890 is 9816668409463.

It is not an unprimeable number, because it can be changed into a prime (36490486661891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10377516 + ... + 13441495.

It is an arithmetic number, because the mean of its divisors is an integer number (2064393770040).

Almost surely, 2^{36490486661890} is an apocalyptic number.

36490486661890 is a deficient number, since it is larger than the sum of its proper divisors (29570113979390).

36490486661890 is a wasteful number, since it uses less digits than its factorization.

36490486661890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23819898.

The product of its (nonzero) digits is 322486272, while the sum is 70.

The spelling of 36490486661890 in words is "thirty-six trillion, four hundred ninety billion, four hundred eighty-six million, six hundred sixty-one thousand, eight hundred ninety".