54221500425 has 48 divisors (see below), whose sum is σ = 94949815680. Its totient is φ = 27208381440.

The previous prime is 54221500423. The next prime is 54221500427. The reversal of 54221500425 is 52400512245.

54221500425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54221500423) and next prime (54221500427).

It is not a de Polignac number, because 54221500425 - 2¹ = 54221500423 is a prime.

It is a super-2 number, since 2×54221500425² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54221500392 and 54221500401.

It is not an unprimeable number, because it can be changed into a prime (54221500423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6254644 + ... + 6263306.

It is an arithmetic number, because the mean of its divisors is an integer number (1978121160).

Almost surely, 2^54221500425 is an apocalyptic number.

It is an amenable number.

54221500425 is a deficient number, since it is larger than the sum of its proper divisors (40728315255).

54221500425 is a wasteful number, since it uses less digits than its factorization.

54221500425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13602 (or 13597 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 54221500425 in words is "fifty-four billion, two hundred twenty-one million, five hundred thousand, four hundred twenty-five".