273650744057 has 4 divisors (see below), whose sum is σ = 273652260516. Its totient is φ = 273649227600.

The previous prime is 273650744053. The next prime is 273650744063. The reversal of 273650744057 is 750447056372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 110062043536 + 163588700521 = 331756^2 + 404461^2 .

It is a cyclic number.

It is not a de Polignac number, because 273650744057 - 2² = 273650744053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 273650743996 and 273650744014.

It is not an unprimeable number, because it can be changed into a prime (273650744053) 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, 444194 + ... + 862907.

It is an arithmetic number, because the mean of its divisors is an integer number (68413065129).

Almost surely, 2^273650744057 is an apocalyptic number.

It is an amenable number.

273650744057 is a deficient number, since it is larger than the sum of its proper divisors (1516459).

273650744057 is a wasteful number, since it uses less digits than its factorization.

273650744057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516458.

The product of its (nonzero) digits is 4939200, while the sum is 50.

The spelling of 273650744057 in words is "two hundred seventy-three billion, six hundred fifty million, seven hundred forty-four thousand, fifty-seven".