20146263724 has 6 divisors (see below), whose sum is σ = 35255961524. Its totient is φ = 10073131860.

The previous prime is 20146263719. The next prime is 20146263733. The reversal of 20146263724 is 42736264102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2518282962 + ... + 2518282969.

Almost surely, 2^20146263724 is an apocalyptic number.

It is an amenable number.

20146263724 is a deficient number, since it is larger than the sum of its proper divisors (15109697800).

20146263724 is a wasteful number, since it uses less digits than its factorization.

20146263724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036565935 (or 5036565933 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 20146263724 in words is "twenty billion, one hundred forty-six million, two hundred sixty-three thousand, seven hundred twenty-four".