2055557953 has 4 divisors (see below), whose sum is σ = 2056752688. Its totient is φ = 2054363220.

The previous prime is 2055557947. The next prime is 2055557957. The reversal of 2055557953 is 3597555502.

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 2055557953 - 2²⁹ = 1518687041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2055557957) 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, 594783 + ... + 598228.

It is an arithmetic number, because the mean of its divisors is an integer number (514188172).

Almost surely, 2^2055557953 is an apocalyptic number.

It is an amenable number.

2055557953 is a deficient number, since it is larger than the sum of its proper divisors (1194735).

2055557953 is a wasteful number, since it uses less digits than its factorization.

2055557953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194734.

The product of its (nonzero) digits is 1181250, while the sum is 46.

The square root of 2055557953 is about 45338.2614686536. The cubic root of 2055557953 is about 1271.4810986282.

The spelling of 2055557953 in words is "two billion, fifty-five million, five hundred fifty-seven thousand, nine hundred fifty-three".