253418511156 has 12 divisors (see below), whose sum is σ = 591309859392. Its totient is φ = 84472837048.

The previous prime is 253418511107. The next prime is 253418511161. The reversal of 253418511156 is 651115814352.

It is a happy number.

253418511156 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×253418511156³ (a number of 35 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10559104620 + ... + 10559104643.

It is an arithmetic number, because the mean of its divisors is an integer number (49275821616).

Almost surely, 2^253418511156 is an apocalyptic number.

It is an amenable number.

253418511156 is an abundant number, since it is smaller than the sum of its proper divisors (337891348236).

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

253418511156 is a wasteful number, since it uses less digits than its factorization.

253418511156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21118209270 (or 21118209268 counting only the distinct ones).

The product of its digits is 144000, while the sum is 42.

The spelling of 253418511156 in words is "two hundred fifty-three billion, four hundred eighteen million, five hundred eleven thousand, one hundred fifty-six".