2672223541257 has 4 divisors (see below), whose sum is σ = 3562964721680. Its totient is φ = 1781482360836.

The previous prime is 2672223541249. The next prime is 2672223541259. The reversal of 2672223541257 is 7521453222762.

It is a happy number.

2672223541257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2672223541257 - 2³ = 2672223541249 is a prime.

It is a super-2 number, since 2×2672223541257² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2672223541259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445370590207 + ... + 445370590212.

It is an arithmetic number, because the mean of its divisors is an integer number (890741180420).

Almost surely, 2^{2672223541257} is an apocalyptic number.

It is an amenable number.

2672223541257 is a deficient number, since it is larger than the sum of its proper divisors (890741180423).

2672223541257 is an equidigital number, since it uses as much as digits as its factorization.

2672223541257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890741180422.

The product of its digits is 2822400, while the sum is 48.

The spelling of 2672223541257 in words is "two trillion, six hundred seventy-two billion, two hundred twenty-three million, five hundred forty-one thousand, two hundred fifty-seven".