20741676734 has 16 divisors (see below), whose sum is σ = 31556740560. Its totient is φ = 10222925760.

The previous prime is 20741676721. The next prime is 20741676799. The reversal of 20741676734 is 43767614702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221489 + ... + 300899.

It is an arithmetic number, because the mean of its divisors is an integer number (1972296285).

Almost surely, 2^20741676734 is an apocalyptic number.

20741676734 is a deficient number, since it is larger than the sum of its proper divisors (10815063826).

20741676734 is a wasteful number, since it uses less digits than its factorization.

20741676734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81275.

The product of its (nonzero) digits is 1185408, while the sum is 47.

The spelling of 20741676734 in words is "twenty billion, seven hundred forty-one million, six hundred seventy-six thousand, seven hundred thirty-four".