452112655140 has 36 divisors (see below), whose sum is σ = 1371408387804. Its totient is φ = 120563374656.

The previous prime is 452112655133. The next prime is 452112655147. The reversal of 452112655140 is 41556211254.

452112655140 is a `hidden beast` number, since 4 + 52 + 1 + 12 + 6 + 551 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (452112655133) and next prime (452112655147).

It can be written as a sum of positive squares in 2 ways, for example, as 77509900836 + 374602754304 = 278406^2 + 612048^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 = 452112655095 and 452112655104.

It is not an unprimeable number, because it can be changed into a prime (452112655147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1255868307 + ... + 1255868666.

It is an arithmetic number, because the mean of its divisors is an integer number (38094677439).

Almost surely, 2^452112655140 is an apocalyptic number.

It is an amenable number.

452112655140 is an abundant number, since it is smaller than the sum of its proper divisors (919295732664).

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

452112655140 is a wasteful number, since it uses less digits than its factorization.

452112655140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511736988 (or 2511736983 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 452112655140 its reverse (41556211254), we get a palindrome (493668866394).

The spelling of 452112655140 in words is "four hundred fifty-two billion, one hundred twelve million, six hundred fifty-five thousand, one hundred forty".