25533250255078 has 8 divisors (see below), whose sum is σ = 38498320333368. Its totient is φ = 12700476810624.

The previous prime is 25533250255057. The next prime is 25533250255087. The reversal of 25533250255078 is 87055205233552.

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

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, 33074157976 + ... + 33074158747.

It is an arithmetic number, because the mean of its divisors is an integer number (4812290041671).

Almost surely, 2^{25533250255078} is an apocalyptic number.

25533250255078 is a deficient number, since it is larger than the sum of its proper divisors (12965070078290).

25533250255078 is a wasteful number, since it uses less digits than its factorization.

25533250255078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66148316918.

The product of its (nonzero) digits is 12600000, while the sum is 52.

The spelling of 25533250255078 in words is "twenty-five trillion, five hundred thirty-three billion, two hundred fifty million, two hundred fifty-five thousand, seventy-eight".