40052251225 has 12 divisors (see below), whose sum is σ = 56759761984. Its totient is φ = 27464400720.

The previous prime is 40052251223. The next prime is 40052251231. The reversal of 40052251225 is 52215225004.

40052251225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40052251225 - 2¹ = 40052251223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40052251193 and 40052251202.

It is not an unprimeable number, because it can be changed into a prime (40052251223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114434829 + ... + 114435178.

Almost surely, 2^40052251225 is an apocalyptic number.

It is an amenable number.

40052251225 is a deficient number, since it is larger than the sum of its proper divisors (16707510759).

40052251225 is a wasteful number, since it uses less digits than its factorization.

40052251225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228870024 (or 228870019 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 40052251225 its reverse (52215225004), we get a palindrome (92267476229).

The spelling of 40052251225 in words is "forty billion, fifty-two million, two hundred fifty-one thousand, two hundred twenty-five".