5105355240 has 32 divisors (see below), whose sum is σ = 15316066080. Its totient is φ = 1361428032.

The previous prime is 5105355239. The next prime is 5105355247. The reversal of 5105355240 is 425535015.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5105355198 and 5105355207.

It is not an unprimeable number, because it can be changed into a prime (5105355247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21272194 + ... + 21272433.

It is an arithmetic number, because the mean of its divisors is an integer number (478627065).

Almost surely, 2^5105355240 is an apocalyptic number.

It is an amenable number.

5105355240 is an abundant number, since it is smaller than the sum of its proper divisors (10210710840).

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

5105355240 is a wasteful number, since it uses less digits than its factorization.

5105355240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42544641 (or 42544637 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 5105355240 is about 71451.7686275154. The cubic root of 5105355240 is about 1721.9028921891.

The spelling of 5105355240 in words is "five billion, one hundred five million, three hundred fifty-five thousand, two hundred forty".