2620187412 has 96 divisors (see below), whose sum is σ = 6459586560. Its totient is φ = 825707520.

The previous prime is 2620187389. The next prime is 2620187459. The reversal of 2620187412 is 2147810262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2409933 + ... + 2411019.

It is an arithmetic number, because the mean of its divisors is an integer number (67287360).

Almost surely, 2^2620187412 is an apocalyptic number.

It is an amenable number.

2620187412 is an abundant number, since it is smaller than the sum of its proper divisors (3839399148).

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

2620187412 is a wasteful number, since it uses less digits than its factorization.

2620187412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281 (or 1279 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2620187412 is about 51187.7662337399. The cubic root of 2620187412 is about 1378.6185524525.

Adding to 2620187412 its reverse (2147810262), we get a palindrome (4767997674).

The spelling of 2620187412 in words is "two billion, six hundred twenty million, one hundred eighty-seven thousand, four hundred twelve".