2520166465146 has 128 divisors (see below), whose sum is σ = 5663283443712. Its totient is φ = 747411772800.

The previous prime is 2520166465133. The next prime is 2520166465177. The reversal of 2520166465146 is 6415646610252.

It is a happy number.

2520166465146 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-4 number, since 4×2520166465146⁴ (a number of 51 digits) contains 4444 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2520166465095 and 2520166465104.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77663601 + ... + 77696043.

It is an arithmetic number, because the mean of its divisors is an integer number (44244401904).

Almost surely, 2^{2520166465146} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2520166465146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2831641721856).

2520166465146 is an abundant number, since it is smaller than the sum of its proper divisors (3143116978566).

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

2520166465146 is a wasteful number, since it uses less digits than its factorization.

2520166465146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32689 (or 32667 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 2520166465146 in words is "two trillion, five hundred twenty billion, one hundred sixty-six million, four hundred sixty-five thousand, one hundred forty-six".