2533738771630 has 32 divisors (see below), whose sum is σ = 5146905097440. Its totient is φ = 889588533120.

The previous prime is 2533738771621. The next prime is 2533738771633. The reversal of 2533738771630 is 361778373352.

It is a happy number.

It is a super-2 number, since 2×2533738771630² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533738771633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397134549 + ... + 397140928.

It is an arithmetic number, because the mean of its divisors is an integer number (160840784295).

Almost surely, 2^{2533738771630} is an apocalyptic number.

2533738771630 is an abundant number, since it is smaller than the sum of its proper divisors (2613166325810).

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

2533738771630 is a wasteful number, since it uses less digits than its factorization.

2533738771630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794275524.

The product of its (nonzero) digits is 13335840, while the sum is 55.

The spelling of 2533738771630 in words is "two trillion, five hundred thirty-three billion, seven hundred thirty-eight million, seven hundred seventy-one thousand, six hundred thirty".