77298105090 has 32 divisors (see below), whose sum is σ = 185554776960. Its totient is φ = 20608458624.

The previous prime is 77298105083. The next prime is 77298105097. The reversal of 77298105090 is 9050189277.

It is an interprime number because it is at equal distance from previous prime (77298105083) and next prime (77298105097).

It is not an unprimeable number, because it can be changed into a prime (77298105097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127939 + ... + 413478.

It is an arithmetic number, because the mean of its divisors is an integer number (5798586780).

Almost surely, 2^77298105090 is an apocalyptic number.

77298105090 is an abundant number, since it is smaller than the sum of its proper divisors (108256671870).

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

77298105090 is a wasteful number, since it uses less digits than its factorization.

77298105090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546186.

The product of its (nonzero) digits is 317520, while the sum is 48.

The spelling of 77298105090 in words is "seventy-seven billion, two hundred ninety-eight million, one hundred five thousand, ninety".