412120545240 has 32 divisors (see below), whose sum is σ = 1236361636080. Its totient is φ = 109898812032.

The previous prime is 412120545217. The next prime is 412120545257. The reversal of 412120545240 is 42545021214.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 412120545198 and 412120545207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1717168819 + ... + 1717169058.

Almost surely, 2^412120545240 is an apocalyptic number.

412120545240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

412120545240 is an abundant number, since it is smaller than the sum of its proper divisors (824241090840).

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

412120545240 is a wasteful number, since it uses less digits than its factorization.

412120545240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434337891 (or 3434337887 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 412120545240 its reverse (42545021214), we get a palindrome (454665566454).

The spelling of 412120545240 in words is "four hundred twelve billion, one hundred twenty million, five hundred forty-five thousand, two hundred forty".