20067557006 has 16 divisors (see below), whose sum is σ = 35133474816. Its totient is φ = 8417394456.

The previous prime is 20067556979. The next prime is 20067557021. The reversal of 20067557006 is 60075576002.

It is a Curzon number.

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, 15248246 + ... + 15249561.

It is an arithmetic number, because the mean of its divisors is an integer number (2195842176).

Almost surely, 2^20067557006 is an apocalyptic number.

20067557006 is a deficient number, since it is larger than the sum of its proper divisors (15065917810).

20067557006 is a wasteful number, since it uses less digits than its factorization.

20067557006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30497863.

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 20067557006 in words is "twenty billion, sixty-seven million, five hundred fifty-seven thousand, six".