20464114421774 has 4 divisors (see below), whose sum is σ = 30696171632664. Its totient is φ = 10232057210886.

The previous prime is 20464114421767. The next prime is 20464114421827. The reversal of 20464114421774 is 47712441146402.

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

It is a super-2 number, since 2×20464114421774² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5116028605442 + ... + 5116028605445.

It is an arithmetic number, because the mean of its divisors is an integer number (7674042908166).

Almost surely, 2^{20464114421774} is an apocalyptic number.

20464114421774 is a deficient number, since it is larger than the sum of its proper divisors (10232057210890).

20464114421774 is a wasteful number, since it uses less digits than its factorization.

20464114421774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10232057210889.

The product of its (nonzero) digits is 1204224, while the sum is 47.

The spelling of 20464114421774 in words is "twenty trillion, four hundred sixty-four billion, one hundred fourteen million, four hundred twenty-one thousand, seven hundred seventy-four".