2251625401403 has 16 divisors (see below), whose sum is σ = 2588172238080. Its totient is φ = 1918804334496.

The previous prime is 2251625401393. The next prime is 2251625401411. The reversal of 2251625401403 is 3041045261522.

It is not a de Polignac number, because 2251625401403 - 2¹⁰ = 2251625400379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2251625401453) 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, 6274625 + ... + 6623757.

It is an arithmetic number, because the mean of its divisors is an integer number (161760764880).

Almost surely, 2^{2251625401403} is an apocalyptic number.

2251625401403 is a deficient number, since it is larger than the sum of its proper divisors (336546836677).

2251625401403 is a wasteful number, since it uses less digits than its factorization.

2251625401403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354466.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 2251625401403 in words is "two trillion, two hundred fifty-one billion, six hundred twenty-five million, four hundred one thousand, four hundred three".