3661455132516 has 24 divisors (see below), whose sum is σ = 8552139855840. Its totient is φ = 1219235823232.

The previous prime is 3661455132481. The next prime is 3661455132551. The reversal of 3661455132516 is 6152315541663.

It is an interprime number because it is at equal distance from previous prime (3661455132481) and next prime (3661455132551).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156140406 + ... + 156163853.

It is an arithmetic number, because the mean of its divisors is an integer number (356339160660).

Almost surely, 2^{3661455132516} is an apocalyptic number.

It is an amenable number.

3661455132516 is an abundant number, since it is smaller than the sum of its proper divisors (4890684723324).

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

3661455132516 is a wasteful number, since it uses less digits than its factorization.

3661455132516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312305243 (or 312305241 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 48.

The spelling of 3661455132516 in words is "three trillion, six hundred sixty-one billion, four hundred fifty-five million, one hundred thirty-two thousand, five hundred sixteen".