2065556450154 has 24 divisors (see below), whose sum is σ = 4171610318112. Its totient is φ = 681834147000.

The previous prime is 2065556450147. The next prime is 2065556450171. The reversal of 2065556450154 is 4510546555602.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16161222 + ... + 16288529.

It is an arithmetic number, because the mean of its divisors is an integer number (173817096588).

Almost surely, 2^{2065556450154} is an apocalyptic number.

2065556450154 is an abundant number, since it is smaller than the sum of its proper divisors (2106053867958).

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

2065556450154 is a wasteful number, since it uses less digits than its factorization.

2065556450154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32449962 (or 32449859 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 48.

The spelling of 2065556450154 in words is "two trillion, sixty-five billion, five hundred fifty-six million, four hundred fifty thousand, one hundred fifty-four".