265152216576 has 160 divisors (see below), whose sum is σ = 761477824800. Its totient is φ = 81503944704.

The previous prime is 265152216569. The next prime is 265152216611. The reversal of 265152216576 is 675612251562.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21818950 + ... + 21831098.

It is an arithmetic number, because the mean of its divisors is an integer number (4759236405).

Almost surely, 2^265152216576 is an apocalyptic number.

265152216576 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265152216576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380738912400).

265152216576 is an abundant number, since it is smaller than the sum of its proper divisors (496325608224).

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

265152216576 is a wasteful number, since it uses less digits than its factorization.

265152216576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13276 (or 13260 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 48.

The spelling of 265152216576 in words is "two hundred sixty-five billion, one hundred fifty-two million, two hundred sixteen thousand, five hundred seventy-six".