7276800040 has 32 divisors (see below), whose sum is σ = 16375419360. Its totient is φ = 2910254400.

The previous prime is 7276800023. The next prime is 7276800049. The reversal of 7276800040 is 400086727.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 7276799969 and 7276800005.

It is not an unprimeable number, because it can be changed into a prime (7276800049) 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, 353635 + ... + 373645.

It is an arithmetic number, because the mean of its divisors is an integer number (511731855).

Almost surely, 2^7276800040 is an apocalyptic number.

It is an amenable number.

7276800040 is an abundant number, since it is smaller than the sum of its proper divisors (9098619320).

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

7276800040 is a wasteful number, since it uses less digits than its factorization.

7276800040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29113 (or 29109 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 7276800040 is about 85304.1619148796. The cubic root of 7276800040 is about 1937.8202073059.

Adding to 7276800040 its reverse (400086727), we get a palindrome (7676886767).

The spelling of 7276800040 in words is "seven billion, two hundred seventy-six million, eight hundred thousand, forty".