253465302552 has 128 divisors (see below), whose sum is σ = 790644879360. Its totient is φ = 65783214720.

The previous prime is 253465302523. The next prime is 253465302557. The reversal of 253465302552 is 255203564352.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253465302557) 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, 2317533 + ... + 2424435.

It is an arithmetic number, because the mean of its divisors is an integer number (6176913120).

Almost surely, 2^253465302552 is an apocalyptic number.

253465302552 is a gapful number since it is divisible by the number (22) 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 253465302552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395322439680).

253465302552 is an abundant number, since it is smaller than the sum of its proper divisors (537179576808).

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

253465302552 is a wasteful number, since it uses less digits than its factorization.

253465302552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108213 (or 108209 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 42.

The spelling of 253465302552 in words is "two hundred fifty-three billion, four hundred sixty-five million, three hundred two thousand, five hundred fifty-two".