7260081864 has 48 divisors (see below), whose sum is σ = 21113506800. Its totient is φ = 2074308768.

The previous prime is 7260081833. The next prime is 7260081889. The reversal of 7260081864 is 4681800627.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3085594 + ... + 3087945.

It is an arithmetic number, because the mean of its divisors is an integer number (439864725).

Almost surely, 2^7260081864 is an apocalyptic number.

It is an amenable number.

7260081864 is an abundant number, since it is smaller than the sum of its proper divisors (13853424936).

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

7260081864 is a wasteful number, since it uses less digits than its factorization.

7260081864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6173562 (or 6173551 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 7260081864 is about 85206.1140059796. The cubic root of 7260081864 is about 1936.3350462012.

The spelling of 7260081864 in words is "seven billion, two hundred sixty million, eighty-one thousand, eight hundred sixty-four".