36451452520 has 32 divisors (see below), whose sum is σ = 93732307200. Its totient is φ = 12497640768.

The previous prime is 36451452487. The next prime is 36451452523. The reversal of 36451452520 is 2525415463.

It is a self number, because there is not a number n which added to its sum of digits gives 36451452520.

It is not an unprimeable number, because it can be changed into a prime (36451452523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65091600 + ... + 65092159.

It is an arithmetic number, because the mean of its divisors is an integer number (2929134600).

Almost surely, 2^36451452520 is an apocalyptic number.

It is an amenable number.

36451452520 is an abundant number, since it is smaller than the sum of its proper divisors (57280854680).

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

36451452520 is a wasteful number, since it uses less digits than its factorization.

36451452520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130183777 (or 130183773 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 36451452520 its reverse (2525415463), we get a palindrome (38976867983).

The spelling of 36451452520 in words is "thirty-six billion, four hundred fifty-one million, four hundred fifty-two thousand, five hundred twenty".