670551552 has 120 divisors (see below), whose sum is σ = 2111349240. Its totient is φ = 203182080.

The previous prime is 670551547. The next prime is 670551577. The reversal of 670551552 is 255155076.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 44074 + ... + 57302.

It is an arithmetic number, because the mean of its divisors is an integer number (17594577).

Almost surely, 2^670551552 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 670551552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1055674620).

670551552 is an abundant number, since it is smaller than the sum of its proper divisors (1440797688).

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

670551552 is a wasteful number, since it uses less digits than its factorization.

670551552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13264 (or 13245 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 36.

The square root of 670551552 is about 25895.0101757076. The cubic root of 670551552 is about 875.2740592412.

The spelling of 670551552 in words is "six hundred seventy million, five hundred fifty-one thousand, five hundred fifty-two".