612021471192 has 160 divisors (see below), whose sum is σ = 1744543587600. Its totient is φ = 200407737600.

The previous prime is 612021471151. The next prime is 612021471203. The reversal of 612021471192 is 291174120216.

612021471192 is a `hidden beast` number, since 61 + 20 + 21 + 471 + 1 + 92 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 32443059 + ... + 32461917.

Almost surely, 2^612021471192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612021471192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (872271793800).

612021471192 is an abundant number, since it is smaller than the sum of its proper divisors (1132522116408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

612021471192 is a wasteful number, since it uses less digits than its factorization.

612021471192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19759 (or 19746 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 612021471192 in words is "six hundred twelve billion, twenty-one million, four hundred seventy-one thousand, one hundred ninety-two".