22779132502 has 16 divisors (see below), whose sum is σ = 39211980192. Its totient is φ = 9721975680.

The previous prime is 22779132491. The next prime is 22779132569. The reversal of 22779132502 is 20523197722.

It is a happy number.

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, 3372313 + ... + 3379060.

It is an arithmetic number, because the mean of its divisors is an integer number (2450748762).

Almost surely, 2^22779132502 is an apocalyptic number.

22779132502 is a deficient number, since it is larger than the sum of its proper divisors (16432847690).

22779132502 is a wasteful number, since it uses less digits than its factorization.

22779132502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6751623.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 22779132502 in words is "twenty-two billion, seven hundred seventy-nine million, one hundred thirty-two thousand, five hundred two".