20134177012 has 36 divisors (see below), whose sum is σ = 36128888460. Its totient is φ = 9816694272.

The previous prime is 20134176973. The next prime is 20134177067. The reversal of 20134177012 is 21077143102.

It can be written as a sum of positive squares in 6 ways, for example, as 1487182096 + 18646994916 = 38564^2 + 136554^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1891818 + ... + 1902430.

It is an arithmetic number, because the mean of its divisors is an integer number (1003580235).

Almost surely, 2^20134177012 is an apocalyptic number.

It is an amenable number.

20134177012 is a deficient number, since it is larger than the sum of its proper divisors (15994711448).

20134177012 is a wasteful number, since it uses less digits than its factorization.

20134177012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10852 (or 10777 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 28.

The spelling of 20134177012 in words is "twenty billion, one hundred thirty-four million, one hundred seventy-seven thousand, twelve".