2651603203252 has 24 divisors (see below), whose sum is σ = 4662280224000. Its totient is φ = 1319526114816.

The previous prime is 2651603203247. The next prime is 2651603203261. The reversal of 2651603203252 is 2523023061562.

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, 3215124 + ... + 3954772.

It is an arithmetic number, because the mean of its divisors is an integer number (194261676000).

Almost surely, 2^{2651603203252} is an apocalyptic number.

It is an amenable number.

2651603203252 is a deficient number, since it is larger than the sum of its proper divisors (2010677020748).

2651603203252 is a wasteful number, since it uses less digits than its factorization.

2651603203252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743895 (or 743893 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

It can be divided in two parts, 2651603 and 203252, that added together give a triangular number (2854855 = T₂₃₈₉).

The spelling of 2651603203252 in words is "two trillion, six hundred fifty-one billion, six hundred three million, two hundred three thousand, two hundred fifty-two".