671486767152 has 40 divisors (see below), whose sum is σ = 1735329812736. Its totient is φ = 223744320576.

The previous prime is 671486767099. The next prime is 671486767153. The reversal of 671486767152 is 251767684176.

671486767152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×671486767152² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (671486767153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2515428 + ... + 2769539.

Almost surely, 2^671486767152 is an apocalyptic number.

It is an amenable number.

671486767152 is an abundant number, since it is smaller than the sum of its proper divisors (1063843045584).

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

671486767152 is a wasteful number, since it uses less digits than its factorization.

671486767152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5287625 (or 5287619 counting only the distinct ones).

The product of its digits is 23708160, while the sum is 60.

The spelling of 671486767152 in words is "six hundred seventy-one billion, four hundred eighty-six million, seven hundred sixty-seven thousand, one hundred fifty-two".