2512124478 has 24 divisors (see below), whose sum is σ = 5630625000. Its totient is φ = 808499664.

The previous prime is 2512124471. The next prime is 2512124519. The reversal of 2512124478 is 8744212152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2512124471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2405728 + ... + 2406771.

It is an arithmetic number, because the mean of its divisors is an integer number (234609375).

Almost surely, 2^2512124478 is an apocalyptic number.

2512124478 is an abundant number, since it is smaller than the sum of its proper divisors (3118500522).

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

2512124478 is a wasteful number, since it uses less digits than its factorization.

2512124478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812536 (or 4812533 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 2512124478 is about 50121.0981324232. The cubic root of 2512124478 is about 1359.3993306910.

The spelling of 2512124478 in words is "two billion, five hundred twelve million, one hundred twenty-four thousand, four hundred seventy-eight".