612063641 has 8 divisors (see below), whose sum is σ = 700129920. Its totient is φ = 524154528.

The previous prime is 612063637. The next prime is 612063653. The reversal of 612063641 is 146360216.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 612063641 - 2² = 612063637 is a prime.

It is a super-3 number, since 3×612063641³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (612063601) 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, 30821 + ... + 46626.

It is an arithmetic number, because the mean of its divisors is an integer number (87516240).

Almost surely, 2^612063641 is an apocalyptic number.

It is an amenable number.

612063641 is a deficient number, since it is larger than the sum of its proper divisors (88066279).

612063641 is a wasteful number, since it uses less digits than its factorization.

612063641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78583.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 612063641 is about 24739.9199877445. The cubic root of 612063641 is about 849.0479032610.

The spelling of 612063641 in words is "six hundred twelve million, sixty-three thousand, six hundred forty-one".