273011164401557 has 16 divisors (see below), whose sum is σ = 281670819236352. Its totient is φ = 264419557522560.

The previous prime is 273011164401511. The next prime is 273011164401713. The reversal of 273011164401557 is 755104461110372.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-273011164401557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273011164401757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26942048 + ... + 35663654.

It is an arithmetic number, because the mean of its divisors is an integer number (17604426202272).

Almost surely, 2^{273011164401557} is an apocalyptic number.

It is an amenable number.

273011164401557 is a deficient number, since it is larger than the sum of its proper divisors (8659654834795).

273011164401557 is a wasteful number, since it uses less digits than its factorization.

273011164401557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8725508.

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 273011164401557 in words is "two hundred seventy-three trillion, eleven billion, one hundred sixty-four million, four hundred one thousand, five hundred fifty-seven".