20137476007734 has 16 divisors (see below), whose sum is σ = 40420348957488. Its totient is φ = 6688259178912.

The previous prime is 20137476007717. The next prime is 20137476007739. The reversal of 20137476007734 is 43770067473102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20137476007739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6058204117 + ... + 6058207440.

It is an arithmetic number, because the mean of its divisors is an integer number (2526271809843).

Almost surely, 2^{20137476007734} is an apocalyptic number.

20137476007734 is an abundant number, since it is smaller than the sum of its proper divisors (20282872949754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20137476007734 is a wasteful number, since it uses less digits than its factorization.

20137476007734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12116411839.

The product of its (nonzero) digits is 4148928, while the sum is 51.

The spelling of 20137476007734 in words is "twenty trillion, one hundred thirty-seven billion, four hundred seventy-six million, seven thousand, seven hundred thirty-four".