53402401040 has 40 divisors (see below), whose sum is σ = 125732250240. Its totient is φ = 21090566016.

The previous prime is 53402401037. The next prime is 53402401051. The reversal of 53402401040 is 4010420435.

53402401040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 53402400997 and 53402401015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4218554 + ... + 4231193.

It is an arithmetic number, because the mean of its divisors is an integer number (3143306256).

Almost surely, 2^53402401040 is an apocalyptic number.

It is an amenable number.

53402401040 is an abundant number, since it is smaller than the sum of its proper divisors (72329849200).

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

53402401040 is a wasteful number, since it uses less digits than its factorization.

53402401040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8449839 (or 8449833 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 53402401040 its reverse (4010420435), we get a palindrome (57412821475).

The spelling of 53402401040 in words is "fifty-three billion, four hundred two million, four hundred one thousand, forty".