2052662449157 has 4 divisors (see below), whose sum is σ = 2096336118336. Its totient is φ = 2008988779980.

The previous prime is 2052662449153. The next prime is 2052662449163. The reversal of 2052662449157 is 7519442662502.

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 2052662449157 - 2² = 2052662449153 is a prime.

It is a super-2 number, since 2×2052662449157² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2052662449099 and 2052662449108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052662449153) 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, 21836834519 + ... + 21836834612.

It is an arithmetic number, because the mean of its divisors is an integer number (524084029584).

Almost surely, 2^{2052662449157} is an apocalyptic number.

It is an amenable number.

2052662449157 is a deficient number, since it is larger than the sum of its proper divisors (43673669179).

2052662449157 is an equidigital number, since it uses as much as digits as its factorization.

2052662449157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43673669178.

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 2052662449157 in words is "two trillion, fifty-two billion, six hundred sixty-two million, four hundred forty-nine thousand, one hundred fifty-seven".