7773499090 has 32 divisors (see below), whose sum is σ = 16423398144. Its totient is φ = 2593166400.

The previous prime is 7773499087. The next prime is 7773499091. The reversal of 7773499090 is 909943777.

It is not an unprimeable number, because it can be changed into a prime (7773499091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1498086 + ... + 1503265.

It is an arithmetic number, because the mean of its divisors is an integer number (513231192).

Almost surely, 2^7773499090 is an apocalyptic number.

7773499090 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

7773499090 is an abundant number, since it is smaller than the sum of its proper divisors (8649899054).

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

7773499090 is a wasteful number, since it uses less digits than its factorization.

7773499090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3001402.

The product of its (nonzero) digits is 3000564, while the sum is 55.

The square root of 7773499090 is about 88167.4491521673. The cubic root of 7773499090 is about 1980.9439339992.

The spelling of 7773499090 in words is "seven billion, seven hundred seventy-three million, four hundred ninety-nine thousand, ninety".