20358314774 has 16 divisors (see below), whose sum is σ = 34969920000. Its totient is φ = 8707504104.

The previous prime is 20358314741. The next prime is 20358314777. The reversal of 20358314774 is 47741385302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20358314777) 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, 1450094 + ... + 1464065.

It is an arithmetic number, because the mean of its divisors is an integer number (2185620000).

Almost surely, 2^20358314774 is an apocalyptic number.

20358314774 is a deficient number, since it is larger than the sum of its proper divisors (14611605226).

20358314774 is a wasteful number, since it uses less digits than its factorization.

20358314774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914667.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 20358314774 in words is "twenty billion, three hundred fifty-eight million, three hundred fourteen thousand, seven hundred seventy-four".