20008233154 has 32 divisors (see below), whose sum is σ = 37011018240. Its totient is φ = 7899757632.

The previous prime is 20008233143. The next prime is 20008233197. The reversal of 20008233154 is 45133280002.

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, 15354 + ... + 200629.

It is an arithmetic number, because the mean of its divisors is an integer number (1156594320).

Almost surely, 2^20008233154 is an apocalyptic number.

20008233154 is a deficient number, since it is larger than the sum of its proper divisors (17002785086).

20008233154 is a wasteful number, since it uses less digits than its factorization.

20008233154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216514.

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 20008233154 in words is "twenty billion, eight million, two hundred thirty-three thousand, one hundred fifty-four".