265204130430551 has 16 divisors (see below), whose sum is σ = 302677392427200. Its totient is φ = 230195830245888.

The previous prime is 265204130430487. The next prime is 265204130430553. The reversal of 265204130430551 is 155034031402562.

It is not a de Polignac number, because 265204130430551 - 2⁶ = 265204130430487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 265204130430499 and 265204130430508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265204130430553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540791291 + ... + 541281468.

It is an arithmetic number, because the mean of its divisors is an integer number (18917337026700).

Almost surely, 2^{265204130430551} is an apocalyptic number.

265204130430551 is a deficient number, since it is larger than the sum of its proper divisors (37473261996649).

265204130430551 is a wasteful number, since it uses less digits than its factorization.

265204130430551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082073898.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 265204130430551 in words is "two hundred sixty-five trillion, two hundred four billion, one hundred thirty million, four hundred thirty thousand, five hundred fifty-one".