5156441240 has 32 divisors (see below), whose sum is σ = 11606081760. Its totient is φ = 2061849600.

The previous prime is 5156441239. The next prime is 5156441261. The reversal of 5156441240 is 421446515.

It is a junction number, because it is equal to n+sod(n) for n = 5156441197 and 5156441206.

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, 100445 + ... + 142835.

It is an arithmetic number, because the mean of its divisors is an integer number (362690055).

Almost surely, 2^5156441240 is an apocalyptic number.

It is an amenable number.

5156441240 is an abundant number, since it is smaller than the sum of its proper divisors (6449640520).

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

5156441240 is a wasteful number, since it uses less digits than its factorization.

5156441240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45443 (or 45439 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 5156441240 is about 71808.3646938154. The cubic root of 5156441240 is about 1727.6271656119.

Adding to 5156441240 its reverse (421446515), we get a palindrome (5577887755).

The spelling of 5156441240 in words is "five billion, one hundred fifty-six million, four hundred forty-one thousand, two hundred forty".