2520105412 has 12 divisors (see below), whose sum is σ = 4811110416. Its totient is φ = 1145502440.

The previous prime is 2520105407. The next prime is 2520105431. The reversal of 2520105412 is 2145010252.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28637518 + ... + 28637605.

It is an arithmetic number, because the mean of its divisors is an integer number (400925868).

Almost surely, 2^2520105412 is an apocalyptic number.

2520105412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2520105412 is a deficient number, since it is larger than the sum of its proper divisors (2291005004).

2520105412 is a wasteful number, since it uses less digits than its factorization.

2520105412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57275138 (or 57275136 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 2520105412 is about 50200.6515097165. The cubic root of 2520105412 is about 1360.8373973430.

Adding to 2520105412 its reverse (2145010252), we get a palindrome (4665115664).

The spelling of 2520105412 in words is "two billion, five hundred twenty million, one hundred five thousand, four hundred twelve".