20046626305 has 32 divisors (see below), whose sum is σ = 25967168640. Its totient is φ = 14806955520.

The previous prime is 20046626297. The next prime is 20046626311. The reversal of 20046626305 is 50362664002.

It is not a de Polignac number, because 20046626305 - 2³ = 20046626297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4722514 + ... + 4726756.

It is an arithmetic number, because the mean of its divisors is an integer number (811474020).

Almost surely, 2^20046626305 is an apocalyptic number.

It is an amenable number.

20046626305 is a deficient number, since it is larger than the sum of its proper divisors (5920542335).

20046626305 is a wasteful number, since it uses less digits than its factorization.

20046626305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5521.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 20046626305 in words is "twenty billion, forty-six million, six hundred twenty-six thousand, three hundred five".