2251335116052 has 84 divisors (see below), whose sum is σ = 6444057320736. Its totient is φ = 682222752720.

The previous prime is 2251335116027. The next prime is 2251335116057. The reversal of 2251335116052 is 2506115331522.

2251335116052 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 3 + 35 + 11 + 605 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2251335115998 and 2251335116016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251335116057) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 35061688 + ... + 35125839.

It is an arithmetic number, because the mean of its divisors is an integer number (76714968104).

Almost surely, 2^{2251335116052} is an apocalyptic number.

2251335116052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2251335116052 is an abundant number, since it is smaller than the sum of its proper divisors (4192722204684).

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

2251335116052 is a wasteful number, since it uses less digits than its factorization.

2251335116052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70187560 (or 70187543 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 2251335116052 in words is "two trillion, two hundred fifty-one billion, three hundred thirty-five million, one hundred sixteen thousand, fifty-two".