766670043372 has 48 divisors (see below), whose sum is σ = 1799248872960. Its totient is φ = 254078379072.

The previous prime is 766670043367. The next prime is 766670043383. The reversal of 766670043372 is 273340076667.

It is a happy number.

It is a super-2 number, since 2×766670043372² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11645853 + ... + 11711499.

It is an arithmetic number, because the mean of its divisors is an integer number (37484351520).

Almost surely, 2^766670043372 is an apocalyptic number.

It is an amenable number.

766670043372 is an abundant number, since it is smaller than the sum of its proper divisors (1032578829588).

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

766670043372 is a wasteful number, since it uses less digits than its factorization.

766670043372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71270 (or 71268 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 51.

The spelling of 766670043372 in words is "seven hundred sixty-six billion, six hundred seventy million, forty-three thousand, three hundred seventy-two".