670434131952 has 200 divisors, whose sum is σ = 2093169389696. Its totient is φ = 205944436224.

The previous prime is 670434131933. The next prime is 670434131971. The reversal of 670434131952 is 259131434076.

670434131952 is a `hidden beast` number, since 6 + 7 + 0 + 43 + 413 + 195 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (670434131933) and next prime (670434131971).

It is a junction number, because it is equal to n+sod(n) for n = 670434131898 and 670434131907.

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, 10193958 + ... + 10259514.

Almost surely, 2^670434131952 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 670434131952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1046584694848).

670434131952 is an abundant number, since it is smaller than the sum of its proper divisors (1422735257744).

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

670434131952 is a wasteful number, since it uses less digits than its factorization.

670434131952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66197 (or 66182 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 670434131952 in words is "six hundred seventy billion, four hundred thirty-four million, one hundred thirty-one thousand, nine hundred fifty-two".