2801801400550 has 24 divisors (see below), whose sum is σ = 5221314995256. Its totient is φ = 1118577680640.

The previous prime is 2801801400539. The next prime is 2801801400551. The reversal of 2801801400550 is 550041081082.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2801801400551) 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, 53545579 + ... + 53597878.

It is an arithmetic number, because the mean of its divisors is an integer number (217554791469).

Almost surely, 2^{2801801400550} is an apocalyptic number.

2801801400550 is a deficient number, since it is larger than the sum of its proper divisors (2419513594706).

2801801400550 is a wasteful number, since it uses less digits than its factorization.

2801801400550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107143992 (or 107143987 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 34.

The spelling of 2801801400550 in words is "two trillion, eight hundred one billion, eight hundred one million, four hundred thousand, five hundred fifty".