34401000055521 has 64 divisors (see below), whose sum is σ = 50856151449600. Its totient is φ = 20510433968640.

The previous prime is 34401000055517. The next prime is 34401000055561. The reversal of 34401000055521 is 12555000010443.

It is not a de Polignac number, because 34401000055521 - 2² = 34401000055517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34401000055561) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 647229255 + ... + 647282403.

It is an arithmetic number, because the mean of its divisors is an integer number (794627366400).

Almost surely, 2^{34401000055521} is an apocalyptic number.

It is an amenable number.

34401000055521 is a deficient number, since it is larger than the sum of its proper divisors (16455151394079).

34401000055521 is a wasteful number, since it uses less digits than its factorization.

34401000055521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54246.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 34401000055521 its reverse (12555000010443), we get a palindrome (46956000065964).

The spelling of 34401000055521 in words is "thirty-four trillion, four hundred one billion, fifty-five thousand, five hundred twenty-one".