20262204602 has 4 divisors (see below), whose sum is σ = 30393306906. Its totient is φ = 10131102300.

The previous prime is 20262204583. The next prime is 20262204607. The reversal of 20262204602 is 20640226202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17455430161 + 2806774441 = 132119^2 + 52979^2 .

It is not an unprimeable number, because it can be changed into a prime (20262204607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5065551149 + ... + 5065551152.

Almost surely, 2^20262204602 is an apocalyptic number.

20262204602 is a deficient number, since it is larger than the sum of its proper divisors (10131102304).

20262204602 is a wasteful number, since it uses less digits than its factorization.

20262204602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10131102303.

The product of its (nonzero) digits is 4608, while the sum is 26.

The spelling of 20262204602 in words is "twenty billion, two hundred sixty-two million, two hundred four thousand, six hundred two".