612466252135 has 4 divisors (see below), whose sum is σ = 734959502568. Its totient is φ = 489973001704.

The previous prime is 612466252133. The next prime is 612466252147. The reversal of 612466252135 is 531252664216.

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

It is a cyclic number.

It is not a de Polignac number, because 612466252135 - 2¹ = 612466252133 is a prime.

It is a super-2 number, since 2×612466252135² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 612466252091 and 612466252100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612466252133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61246625209 + ... + 61246625218.

It is an arithmetic number, because the mean of its divisors is an integer number (183739875642).

Almost surely, 2^612466252135 is an apocalyptic number.

612466252135 is a deficient number, since it is larger than the sum of its proper divisors (122493250433).

612466252135 is a wasteful number, since it uses less digits than its factorization.

612466252135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122493250432.

The product of its digits is 518400, while the sum is 43.

The spelling of 612466252135 in words is "six hundred twelve billion, four hundred sixty-six million, two hundred fifty-two thousand, one hundred thirty-five".