671476019942 has 64 divisors (see below), whose sum is σ = 1272613461504. Its totient is φ = 258615141120.

The previous prime is 671476019927. The next prime is 671476019947. The reversal of 671476019942 is 249910674176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671476019947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2262842 + ... + 2542322.

It is an arithmetic number, because the mean of its divisors is an integer number (19884585336).

Almost surely, 2^671476019942 is an apocalyptic number.

671476019942 is a deficient number, since it is larger than the sum of its proper divisors (601137441562).

671476019942 is a wasteful number, since it uses less digits than its factorization.

671476019942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279853.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 671476019942 in words is "six hundred seventy-one billion, four hundred seventy-six million, nineteen thousand, nine hundred forty-two".