612204011450 has 24 divisors (see below), whose sum is σ = 1138720552860. Its totient is φ = 244877068800.

The previous prime is 612204011423. The next prime is 612204011479. The reversal of 612204011450 is 54110402216.

It can be written as a sum of positive squares in 6 ways, for example, as 525899085721 + 86304925729 = 725189^2 + 293777^2 .

It is a super-2 number, since 2×612204011450² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4361360 + ... + 4499540.

Almost surely, 2^612204011450 is an apocalyptic number.

612204011450 is a deficient number, since it is larger than the sum of its proper divisors (526516541410).

612204011450 is a wasteful number, since it uses less digits than its factorization.

612204011450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226802 (or 226797 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 612204011450 its reverse (54110402216), we get a palindrome (666314413666).

The spelling of 612204011450 in words is "six hundred twelve billion, two hundred four million, eleven thousand, four hundred fifty".