20263611346 has 32 divisors (see below), whose sum is σ = 35293086720. Its totient is φ = 8623507200.

The previous prime is 20263611299. The next prime is 20263611377. The reversal of 20263611346 is 64311636202.

It is a super-2 number, since 2×20263611346² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70401 + ... + 213268.

It is an arithmetic number, because the mean of its divisors is an integer number (1102908960).

Almost surely, 2^20263611346 is an apocalyptic number.

20263611346 is a deficient number, since it is larger than the sum of its proper divisors (15029475374).

20263611346 is a wasteful number, since it uses less digits than its factorization.

20263611346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283890.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 20263611346 in words is "twenty billion, two hundred sixty-three million, six hundred eleven thousand, three hundred forty-six".