34401023540 has 48 divisors (see below), whose sum is σ = 82375674192. Its totient is φ = 11954743296.

The previous prime is 34401023533. The next prime is 34401023563. The reversal of 34401023540 is 4532010443.

It can be written as a sum of positive squares in 8 ways, for example, as 11546404 + 34389477136 = 3398^2 + 185444^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3887099 + ... + 3895938.

It is an arithmetic number, because the mean of its divisors is an integer number (1716159879).

Almost surely, 2^34401023540 is an apocalyptic number.

It is an amenable number.

34401023540 is an abundant number, since it is smaller than the sum of its proper divisors (47974650652).

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

34401023540 is a wasteful number, since it uses less digits than its factorization.

34401023540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7783076 (or 7783074 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 34401023540 its reverse (4532010443), we get a palindrome (38933033983).

The spelling of 34401023540 in words is "thirty-four billion, four hundred one million, twenty-three thousand, five hundred forty".