1976326475064 has 64 divisors (see below), whose sum is σ = 4963061200800. Its totient is φ = 655810269696.

The previous prime is 1976326475051. The next prime is 1976326475069. The reversal of 1976326475064 is 4605746236791.

It is a junction number, because it is equal to n+sod(n) for n = 1976326474989 and 1976326475007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1976326475069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50175282 + ... + 50214654.

Almost surely, 2^{1976326475064} is an apocalyptic number.

It is an amenable number.

1976326475064 is an abundant number, since it is smaller than the sum of its proper divisors (2986734725736).

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

1976326475064 is a wasteful number, since it uses less digits than its factorization.

1976326475064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48744 (or 48740 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 60.

The spelling of 1976326475064 in words is "one trillion, nine hundred seventy-six billion, three hundred twenty-six million, four hundred seventy-five thousand, sixty-four".