2628537709436 has 24 divisors (see below), whose sum is σ = 4645949316624. Its totient is φ = 1301126220800.

The previous prime is 2628537709423. The next prime is 2628537709489. The reversal of 2628537709436 is 6349077358262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3785756 + ... + 4425948.

It is an arithmetic number, because the mean of its divisors is an integer number (193581221526).

Almost surely, 2^{2628537709436} is an apocalyptic number.

It is an amenable number.

2628537709436 is a deficient number, since it is larger than the sum of its proper divisors (2017411607188).

2628537709436 is a wasteful number, since it uses less digits than its factorization.

2628537709436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650461 (or 650459 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 62.

The spelling of 2628537709436 in words is "two trillion, six hundred twenty-eight billion, five hundred thirty-seven million, seven hundred nine thousand, four hundred thirty-six".