2665140120146 has 32 divisors (see below), whose sum is σ = 4722180390912. Its totient is φ = 1104253974720.

The previous prime is 2665140120127. The next prime is 2665140120151. The reversal of 2665140120146 is 6410210415662.

It is a happy number.

2665140120146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2665140120146² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16304210 + ... + 16466861.

It is an arithmetic number, because the mean of its divisors is an integer number (147568137216).

Almost surely, 2^{2665140120146} is an apocalyptic number.

2665140120146 is a deficient number, since it is larger than the sum of its proper divisors (2057040270766).

2665140120146 is a wasteful number, since it uses less digits than its factorization.

2665140120146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32771274.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 2665140120146 in words is "two trillion, six hundred sixty-five billion, one hundred forty million, one hundred twenty thousand, one hundred forty-six".