20542314510 has 48 divisors (see below), whose sum is σ = 53421183504. Its totient is φ = 5476805376.

The previous prime is 20542314451. The next prime is 20542314511. The reversal of 20542314510 is 1541324502.

20542314510 is a `hidden beast` number, since 205 + 4 + 2 + 3 + 1 + 451 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20542314511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 464209 + ... + 506531.

It is an arithmetic number, because the mean of its divisors is an integer number (1112941323).

Almost surely, 2^20542314510 is an apocalyptic number.

20542314510 is an abundant number, since it is smaller than the sum of its proper divisors (32878868994).

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

20542314510 is a wasteful number, since it uses less digits than its factorization.

20542314510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47729 (or 47726 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 20542314510 in words is "twenty billion, five hundred forty-two million, three hundred fourteen thousand, five hundred ten".