25250050534 has 8 divisors (see below), whose sum is σ = 37941408648. Its totient is φ = 12602914320.

The previous prime is 25250050517. The next prime is 25250050559. The reversal of 25250050534 is 43505005252.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25250050496 and 25250050505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11054047 + ... + 11056330.

It is an arithmetic number, because the mean of its divisors is an integer number (4742676081).

Almost surely, 2^25250050534 is an apocalyptic number.

25250050534 is a deficient number, since it is larger than the sum of its proper divisors (12691358114).

25250050534 is a wasteful number, since it uses less digits than its factorization.

25250050534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22110950.

The product of its (nonzero) digits is 30000, while the sum is 31.

Adding to 25250050534 its reverse (43505005252), we get a palindrome (68755055786).

The spelling of 25250050534 in words is "twenty-five billion, two hundred fifty million, fifty thousand, five hundred thirty-four".