2251403201530 has 32 divisors (see below), whose sum is σ = 4676423641344. Its totient is φ = 764415398016.

The previous prime is 2251403201513. The next prime is 2251403201533. The reversal of 2251403201530 is 351023041522.

It is not an unprimeable number, because it can be changed into a prime (2251403201533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156123387 + ... + 156137806.

It is an arithmetic number, because the mean of its divisors is an integer number (146138238792).

Almost surely, 2^{2251403201530} is an apocalyptic number.

2251403201530 is an abundant number, since it is smaller than the sum of its proper divisors (2425020439814).

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

2251403201530 is a wasteful number, since it uses less digits than its factorization.

2251403201530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312261310.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 2251403201530 in words is "two trillion, two hundred fifty-one billion, four hundred three million, two hundred one thousand, five hundred thirty".