265415525453652 has 96 divisors (see below), whose sum is σ = 719908689239040. Its totient is φ = 74533432746240.

The previous prime is 265415525453641. The next prime is 265415525453653. The reversal of 265415525453652 is 256354525514562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265415525453653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20782152 + ... + 31027872.

It is an arithmetic number, because the mean of its divisors is an integer number (7499048846240).

Almost surely, 2^{265415525453652} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265415525453652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359954344619520).

265415525453652 is an abundant number, since it is smaller than the sum of its proper divisors (454493163785388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265415525453652 is a wasteful number, since it uses less digits than its factorization.

265415525453652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10251021 (or 10251019 counting only the distinct ones).

The product of its digits is 216000000, while the sum is 60.

The spelling of 265415525453652 in words is "two hundred sixty-five trillion, four hundred fifteen billion, five hundred twenty-five million, four hundred fifty-three thousand, six hundred fifty-two".