20067353707 has 12 divisors (see below), whose sum is σ = 21837596760. Its totient is φ = 18376442496.

The previous prime is 20067353699. The next prime is 20067353717. The reversal of 20067353707 is 70735376002.

It is a happy number.

It is not a de Polignac number, because 20067353707 - 2³ = 20067353699 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20067353707.

It is not an unprimeable number, because it can be changed into a prime (20067353717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 407857 + ... + 454402.

It is an arithmetic number, because the mean of its divisors is an integer number (1819799730).

Almost surely, 2^20067353707 is an apocalyptic number.

20067353707 is a deficient number, since it is larger than the sum of its proper divisors (1770243053).

20067353707 is an equidigital number, since it uses as much as digits as its factorization.

20067353707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862350 (or 862313 counting only the distinct ones).

The product of its (nonzero) digits is 185220, while the sum is 40.

The spelling of 20067353707 in words is "twenty billion, sixty-seven million, three hundred fifty-three thousand, seven hundred seven".