253420234000 has 40 divisors (see below), whose sum is σ = 612770130648. Its totient is φ = 101368092800.

The previous prime is 253420233991. The next prime is 253420234027. The reversal of 253420234000 is 432024352.

It can be written as a sum of positive squares in 4 ways, for example, as 49611325696 + 203808908304 = 222736^2 + 451452^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×253420234000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 63353059 + ... + 63357058.

Almost surely, 2^253420234000 is an apocalyptic number.

253420234000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253420234000 is an abundant number, since it is smaller than the sum of its proper divisors (359349896648).

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

253420234000 is a wasteful number, since it uses less digits than its factorization.

253420234000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126710140 (or 126710124 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 253420234000 its reverse (432024352), we get a palindrome (253852258352).

The spelling of 253420234000 in words is "two hundred fifty-three billion, four hundred twenty million, two hundred thirty-four thousand".