25020273402038 has 4 divisors (see below), whose sum is σ = 37530410103060. Its totient is φ = 12510136701018.

The previous prime is 25020273401989. The next prime is 25020273402041. The reversal of 25020273402038 is 83020437202052.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×25020273402038² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25020273401992 and 25020273402010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6255068350508 + ... + 6255068350511.

It is an arithmetic number, because the mean of its divisors is an integer number (9382602525765).

Almost surely, 2^{25020273402038} is an apocalyptic number.

25020273402038 is a deficient number, since it is larger than the sum of its proper divisors (12510136701022).

25020273402038 is a wasteful number, since it uses less digits than its factorization.

25020273402038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12510136701021.

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 25020273402038 in words is "twenty-five trillion, twenty billion, two hundred seventy-three million, four hundred two thousand, thirty-eight".