357240727045 has 8 divisors (see below), whose sum is σ = 440275058424. Its totient is φ = 278068457664.

The previous prime is 357240727037. The next prime is 357240727049. The reversal of 357240727045 is 540727042753.

It can be written as a sum of positive squares in 4 ways, for example, as 52394294404 + 304846432641 = 228898^2 + 552129^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 357240727045 - 2³ = 357240727037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 357240726986 and 357240727004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (357240727049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 965515294 + ... + 965515663.

It is an arithmetic number, because the mean of its divisors is an integer number (55034382303).

Almost surely, 2^357240727045 is an apocalyptic number.

It is an amenable number.

357240727045 is a deficient number, since it is larger than the sum of its proper divisors (83034331379).

357240727045 is a wasteful number, since it uses less digits than its factorization.

357240727045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931030999.

The product of its (nonzero) digits is 1646400, while the sum is 46.

Adding to 357240727045 its reverse (540727042753), we get a palindrome (897967769798).

The spelling of 357240727045 in words is "three hundred fifty-seven billion, two hundred forty million, seven hundred twenty-seven thousand, forty-five".