45023210210452 has 12 divisors (see below), whose sum is σ = 81332250702976. Its totient is φ = 21785424295320.

The previous prime is 45023210210417. The next prime is 45023210210453. The reversal of 45023210210452 is 25401201232054.

It is a happy number.

It is a super-2 number, since 2×45023210210452² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45023210210453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181545202338 + ... + 181545202585.

Almost surely, 2^{45023210210452} is an apocalyptic number.

It is an amenable number.

45023210210452 is a deficient number, since it is larger than the sum of its proper divisors (36309040492524).

45023210210452 is a wasteful number, since it uses less digits than its factorization.

45023210210452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363090404958 (or 363090404956 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 45023210210452 in words is "forty-five trillion, twenty-three billion, two hundred ten million, two hundred ten thousand, four hundred fifty-two".