25421370362 has 16 divisors (see below), whose sum is σ = 39452684040. Its totient is φ = 12270603072.

The previous prime is 25421370361. The next prime is 25421370409. The reversal of 25421370362 is 26307312452.

It can be written as a sum of positive squares in 4 ways, for example, as 16230505201 + 9190865161 = 127399^2 + 95869^2 .

It is a super-2 number, since 2×25421370362² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25421370361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427568 + ... + 483380.

Almost surely, 2^25421370362 is an apocalyptic number.

25421370362 is a deficient number, since it is larger than the sum of its proper divisors (14031313678).

25421370362 is a wasteful number, since it uses less digits than its factorization.

25421370362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63697.

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 25421370362 in words is "twenty-five billion, four hundred twenty-one million, three hundred seventy thousand, three hundred sixty-two".