20340554703 has 16 divisors (see below), whose sum is σ = 31579946496. Its totient is φ = 11403868320.

The previous prime is 20340554701. The next prime is 20340554713. The reversal of 20340554703 is 30745504302.

It is not a de Polignac number, because 20340554703 - 2¹ = 20340554701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340554701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9136603 + ... + 9138828.

It is an arithmetic number, because the mean of its divisors is an integer number (1973746656).

Almost surely, 2^20340554703 is an apocalyptic number.

20340554703 is a deficient number, since it is larger than the sum of its proper divisors (11239391793).

20340554703 is a wasteful number, since it uses less digits than its factorization.

20340554703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18275494.

The product of its (nonzero) digits is 50400, while the sum is 33.

The spelling of 20340554703 in words is "twenty billion, three hundred forty million, five hundred fifty-four thousand, seven hundred three".