612045614531 has 8 divisors (see below), whose sum is σ = 661632232800. Its totient is φ = 562817022912.

The previous prime is 612045614473. The next prime is 612045614569. The reversal of 612045614531 is 135416540216.

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 612045614531 - 2²² = 612041420227 is a prime.

It is a super-2 number, since 2×612045614531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612045611531) 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, 89503106 + ... + 89509943.

It is an arithmetic number, because the mean of its divisors is an integer number (82704029100).

Almost surely, 2^612045614531 is an apocalyptic number.

612045614531 is a deficient number, since it is larger than the sum of its proper divisors (49586618269).

612045614531 is a wasteful number, since it uses less digits than its factorization.

612045614531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179013325.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 612045614531 in words is "six hundred twelve billion, forty-five million, six hundred fourteen thousand, five hundred thirty-one".