525353422152 has 32 divisors (see below), whose sum is σ = 1414413060480. Its totient is φ = 161647206720.

The previous prime is 525353422123. The next prime is 525353422183. The reversal of 525353422152 is 251224353525.

It is a super-2 number, since 2×525353422152² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 525353422152.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841912224 + ... + 841912847.

It is an arithmetic number, because the mean of its divisors is an integer number (44200408140).

Almost surely, 2^525353422152 is an apocalyptic number.

525353422152 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

525353422152 is an abundant number, since it is smaller than the sum of its proper divisors (889059638328).

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

525353422152 is a wasteful number, since it uses less digits than its factorization.

525353422152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683825093 (or 1683825089 counting only the distinct ones).

The product of its digits is 360000, while the sum is 39.

Adding to 525353422152 its reverse (251224353525), we get a palindrome (776577775677).

The spelling of 525353422152 in words is "five hundred twenty-five billion, three hundred fifty-three million, four hundred twenty-two thousand, one hundred fifty-two".