220206807534 has 32 divisors (see below), whose sum is σ = 505547179776. Its totient is φ = 62639064000.

The previous prime is 220206807503. The next prime is 220206807553. The reversal of 220206807534 is 435708602022.

It is a super-2 number, since 2×220206807534² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220206807492 and 220206807501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11538967 + ... + 11558034.

It is an arithmetic number, because the mean of its divisors is an integer number (15798349368).

Almost surely, 2^220206807534 is an apocalyptic number.

220206807534 is an abundant number, since it is smaller than the sum of its proper divisors (285340372242).

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

220206807534 is a wasteful number, since it uses less digits than its factorization.

220206807534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23097240.

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 220206807534 in words is "two hundred twenty billion, two hundred six million, eight hundred seven thousand, five hundred thirty-four".