20672841142 has 8 divisors (see below), whose sum is σ = 31534842600. Its totient is φ = 10161226944.

The previous prime is 20672841113. The next prime is 20672841151. The reversal of 20672841142 is 24114827602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87596667 + ... + 87596902.

It is an arithmetic number, because the mean of its divisors is an integer number (3941855325).

Almost surely, 2^20672841142 is an apocalyptic number.

20672841142 is a deficient number, since it is larger than the sum of its proper divisors (10862001458).

20672841142 is a wasteful number, since it uses less digits than its factorization.

20672841142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175193630.

The product of its (nonzero) digits is 43008, while the sum is 37.

The spelling of 20672841142 in words is "twenty billion, six hundred seventy-two million, eight hundred forty-one thousand, one hundred forty-two".