20231545050 has 36 divisors (see below), whose sum is σ = 54355418910. Its totient is φ = 5395078560.

The previous prime is 20231544967. The next prime is 20231545063. The reversal of 20231545050 is 5054513202.

It is a happy number.

20231545050 is a `hidden beast` number, since 2 + 0 + 2 + 3 + 154 + 505 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 14539295241 + 5692249809 = 120579^2 + 75447^2 .

It is a super-2 number, since 2×20231545050² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 22479045 + ... + 22479944.

Almost surely, 2^20231545050 is an apocalyptic number.

20231545050 is an abundant number, since it is smaller than the sum of its proper divisors (34123873860).

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

20231545050 is a wasteful number, since it uses less digits than its factorization.

20231545050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44959007 (or 44958999 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The spelling of 20231545050 in words is "twenty billion, two hundred thirty-one million, five hundred forty-five thousand, fifty".