5235375640 has 32 divisors (see below), whose sum is σ = 12850468560. Its totient is φ = 1903772800.

The previous prime is 5235375631. The next prime is 5235375659. The reversal of 5235375640 is 465735325.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 5235375593 and 5235375602.

It is a congruent number.

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, 5948851 + ... + 5949730.

Almost surely, 2^5235375640 is an apocalyptic number.

It is an amenable number.

5235375640 is an abundant number, since it is smaller than the sum of its proper divisors (7615092920).

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

5235375640 is a wasteful number, since it uses less digits than its factorization.

5235375640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11898603 (or 11898599 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 40.

The square root of 5235375640 is about 72355.8956823838. The cubic root of 5235375640 is about 1736.3980227683.

The spelling of 5235375640 in words is "five billion, two hundred thirty-five million, three hundred seventy-five thousand, six hundred forty".