3659490631554 has 8 divisors (see below), whose sum is σ = 7318981263120. Its totient is φ = 1219830210516.

The previous prime is 3659490631529. The next prime is 3659490631561. The reversal of 3659490631554 is 4551360949563.

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

3659490631554 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304957552624 + ... + 304957552635.

It is an arithmetic number, because the mean of its divisors is an integer number (914872657890).

Almost surely, 2^{3659490631554} is an apocalyptic number.

3659490631554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3659490631554 is a wasteful number, since it uses less digits than its factorization.

3659490631554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609915105264.

The product of its (nonzero) digits is 52488000, while the sum is 60.

The spelling of 3659490631554 in words is "three trillion, six hundred fifty-nine billion, four hundred ninety million, six hundred thirty-one thousand, five hundred fifty-four".