20015377441516 has 24 divisors (see below), whose sum is σ = 36652330658160. Its totient is φ = 9553489687872.

The previous prime is 20015377441511. The next prime is 20015377441541. The reversal of 20015377441516 is 61514477351002.

It is not an unprimeable number, because it can be changed into a prime (20015377441511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1275832126 + ... + 1275847813.

It is an arithmetic number, because the mean of its divisors is an integer number (1527180444090).

Almost surely, 2^{20015377441516} is an apocalyptic number.

It is an amenable number.

20015377441516 is a deficient number, since it is larger than the sum of its proper divisors (16636953216644).

20015377441516 is a wasteful number, since it uses less digits than its factorization.

20015377441516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551680033 (or 2551680031 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 20015377441516 in words is "twenty trillion, fifteen billion, three hundred seventy-seven million, four hundred forty-one thousand, five hundred sixteen".