2520415412 has 6 divisors (see below), whose sum is σ = 4410726978. Its totient is φ = 1260207704.

The previous prime is 2520415399. The next prime is 2520415421. The reversal of 2520415412 is 2145140252.

It can be written as a sum of positive squares in only one way, i.e., 2460755236 + 59660176 = 49606^2 + 7724^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315051923 + ... + 315051930.

It is an arithmetic number, because the mean of its divisors is an integer number (735121163).

Almost surely, 2^2520415412 is an apocalyptic number.

It is an amenable number.

2520415412 is a deficient number, since it is larger than the sum of its proper divisors (1890311566).

2520415412 is a wasteful number, since it uses less digits than its factorization.

2520415412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630103857 (or 630103855 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2520415412 is about 50203.7390241006. The cubic root of 2520415412 is about 1360.8931942546.

Adding to 2520415412 its reverse (2145140252), we get a palindrome (4665555664).

The spelling of 2520415412 in words is "two billion, five hundred twenty million, four hundred fifteen thousand, four hundred twelve".