53783552425 has 24 divisors (see below), whose sum is σ = 68591523800. Its totient is φ = 41804398080.

The previous prime is 53783552359. The next prime is 53783552437. The reversal of 53783552425 is 52425538735.

It can be written as a sum of positive squares in 12 ways, for example, as 2515724649 + 51267827776 = 50157^2 + 226424^2 .

It is not a de Polignac number, because 53783552425 - 2⁷ = 53783552297 is a prime.

It is a super-2 number, since 2×53783552425² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 614821 + ... + 696829.

Almost surely, 2^53783552425 is an apocalyptic number.

It is an amenable number.

53783552425 is a deficient number, since it is larger than the sum of its proper divisors (14807971375).

53783552425 is a wasteful number, since it uses less digits than its factorization.

53783552425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82765 (or 82760 counting only the distinct ones).

The product of its digits is 5040000, while the sum is 49.

The spelling of 53783552425 in words is "fifty-three billion, seven hundred eighty-three million, five hundred fifty-two thousand, four hundred twenty-five".