32401017438 has 64 divisors (see below), whose sum is σ = 68285306880. Its totient is φ = 10235808000.

The previous prime is 32401017437. The next prime is 32401017463. The reversal of 32401017438 is 83471010423.

It is a junction number, because it is equal to n+sod(n) for n = 32401017399 and 32401017408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32401017437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6541863 + ... + 6546813.

It is an arithmetic number, because the mean of its divisors is an integer number (1066957920).

Almost surely, 2^32401017438 is an apocalyptic number.

32401017438 is an abundant number, since it is smaller than the sum of its proper divisors (35884289442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32401017438 is a wasteful number, since it uses less digits than its factorization.

32401017438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753.

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 32401017438 in words is "thirty-two billion, four hundred one million, seventeen thousand, four hundred thirty-eight".