20148523353 has 24 divisors (see below), whose sum is σ = 33299954688. Its totient is φ = 11499976512.

The previous prime is 20148523331. The next prime is 20148523391. The reversal of 20148523353 is 35332584102.

20148523353 is a `hidden beast` number, since 201 + 4 + 85 + 23 + 353 = 666.

It is not a de Polignac number, because 20148523353 - 2⁶ = 20148523289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20148523303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132601 + ... + 240582.

It is an arithmetic number, because the mean of its divisors is an integer number (1387498112).

Almost surely, 2^20148523353 is an apocalyptic number.

It is an amenable number.

20148523353 is a deficient number, since it is larger than the sum of its proper divisors (13151431335).

20148523353 is a wasteful number, since it uses less digits than its factorization.

20148523353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374053 (or 374050 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 20148523353 in words is "twenty billion, one hundred forty-eight million, five hundred twenty-three thousand, three hundred fifty-three".