20054265417 has 8 divisors (see below), whose sum is σ = 29710022880. Its totient is φ = 13369510260.

The previous prime is 20054265403. The next prime is 20054265421. The reversal of 20054265417 is 71456245002.

It is a happy number.

It is not a de Polignac number, because 20054265417 - 2⁶ = 20054265353 is a prime.

It is a super-2 number, since 2×20054265417² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20054265457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371375259 + ... + 371375312.

It is an arithmetic number, because the mean of its divisors is an integer number (3713752860).

Almost surely, 2^20054265417 is an apocalyptic number.

20054265417 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

20054265417 is a deficient number, since it is larger than the sum of its proper divisors (9655757463).

20054265417 is an equidigital number, since it uses as much as digits as its factorization.

20054265417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742750580 (or 742750574 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 20054265417 in words is "twenty billion, fifty-four million, two hundred sixty-five thousand, four hundred seventeen".