612203141546 has 4 divisors (see below), whose sum is σ = 918304712322. Its totient is φ = 306101570772.

The previous prime is 612203141527. The next prime is 612203141549. The reversal of 612203141546 is 645141302216.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 498203047225 + 114000094321 = 705835^2 + 337639^2 .

It is a super-2 number, since 2×612203141546² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (612203141549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153050785385 + ... + 153050785388.

Almost surely, 2^612203141546 is an apocalyptic number.

612203141546 is a deficient number, since it is larger than the sum of its proper divisors (306101570776).

612203141546 is a wasteful number, since it uses less digits than its factorization.

612203141546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306101570775.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 612203141546 in words is "six hundred twelve billion, two hundred three million, one hundred forty-one thousand, five hundred forty-six".