1672633122157 has 4 divisors (see below), whose sum is σ = 1673617604800. Its totient is φ = 1671648639516.

The previous prime is 1672633122151. The next prime is 1672633122187. The reversal of 1672633122157 is 7512213362761.

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 a cyclic number.

It is not a de Polignac number, because 1672633122157 - 2³⁹ = 1122877308269 is a prime.

It is a super-2 number, since 2×1672633122157² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672633122151) 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, 492238773 + ... + 492242170.

It is an arithmetic number, because the mean of its divisors is an integer number (418404401200).

Almost surely, 2^{1672633122157} is an apocalyptic number.

It is an amenable number.

1672633122157 is a deficient number, since it is larger than the sum of its proper divisors (984482643).

1672633122157 is an equidigital number, since it uses as much as digits as its factorization.

1672633122157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984482642.

The product of its digits is 635040, while the sum is 46.

The spelling of 1672633122157 in words is "one trillion, six hundred seventy-two billion, six hundred thirty-three million, one hundred twenty-two thousand, one hundred fifty-seven".