548751157601 has 4 divisors (see below), whose sum is σ = 548892264900. Its totient is φ = 548610050304.

The previous prime is 548751157589. The next prime is 548751157621. The reversal of 548751157601 is 106751157845.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 106751157845 = 5 ⋅21350231569.

It can be written as a sum of positive squares in 2 ways, for example, as 205353985600 + 343397172001 = 453160^2 + 586001^2 .

It is a cyclic number.

It is not a de Polignac number, because 548751157601 - 2¹⁸ = 548750895457 is a prime.

It is a super-2 number, since 2×548751157601² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 548751157601.

It is not an unprimeable number, because it can be changed into a prime (548751157621) 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, 70547816 + ... + 70555593.

It is an arithmetic number, because the mean of its divisors is an integer number (137223066225).

Almost surely, 2^548751157601 is an apocalyptic number.

It is an amenable number.

548751157601 is a deficient number, since it is larger than the sum of its proper divisors (141107299).

548751157601 is a wasteful number, since it uses less digits than its factorization.

548751157601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141107298.

The product of its (nonzero) digits is 1176000, while the sum is 50.

The spelling of 548751157601 in words is "five hundred forty-eight billion, seven hundred fifty-one million, one hundred fifty-seven thousand, six hundred one".