403052245538 has 8 divisors (see below), whose sum is σ = 604584380700. Its totient is φ = 201524118640.

The previous prime is 403052245537. The next prime is 403052245549. The reversal of 403052245538 is 835542250304.

It can be written as a sum of positive squares in 2 ways, for example, as 298298391889 + 104753853649 = 546167^2 + 323657^2 .

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

It is a super-2 number, since 2×403052245538² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 403052245495 and 403052245504.

It is not an unprimeable number, because it can be changed into a prime (403052245537) 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, 736613 + ... + 1161336.

Almost surely, 2^403052245538 is an apocalyptic number.

403052245538 is a deficient number, since it is larger than the sum of its proper divisors (201532135162).

403052245538 is a wasteful number, since it uses less digits than its factorization.

403052245538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004132.

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 403052245538 in words is "four hundred three billion, fifty-two million, two hundred forty-five thousand, five hundred thirty-eight".