2520671628 has 48 divisors (see below), whose sum is σ = 6076077056. Its totient is φ = 812479680.

The previous prime is 2520671627. The next prime is 2520671633. The reversal of 2520671628 is 8261760252.

2520671628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2520671627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773250 + ... + 776502.

Almost surely, 2^2520671628 is an apocalyptic number.

It is an amenable number.

2520671628 is an abundant number, since it is smaller than the sum of its proper divisors (3555405428).

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

2520671628 is a wasteful number, since it uses less digits than its factorization.

2520671628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374 (or 5372 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 2520671628 is about 50206.2907213827. The cubic root of 2520671628 is about 1360.9393071287.

The spelling of 2520671628 in words is "two billion, five hundred twenty million, six hundred seventy-one thousand, six hundred twenty-eight".