538632439235 has 16 divisors (see below), whose sum is σ = 705591220320. Its totient is φ = 391470243840.

The previous prime is 538632439217. The next prime is 538632439237. The reversal of 538632439235 is 532934236835.

It is a happy number.

It is not a de Polignac number, because 538632439235 - 2¹² = 538632435139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (538632439237) 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, 3197630 + ... + 3361859.

It is an arithmetic number, because the mean of its divisors is an integer number (44099451270).

Almost surely, 2^538632439235 is an apocalyptic number.

538632439235 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

538632439235 is a deficient number, since it is larger than the sum of its proper divisors (166958781085).

538632439235 is a wasteful number, since it uses less digits than its factorization.

538632439235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6560998.

The product of its digits is 13996800, while the sum is 53.

The spelling of 538632439235 in words is "five hundred thirty-eight billion, six hundred thirty-two million, four hundred thirty-nine thousand, two hundred thirty-five".