164987790484 has 12 divisors (see below), whose sum is σ = 314976691008. Its totient is φ = 74994450200.

The previous prime is 164987790449. The next prime is 164987790503. The reversal of 164987790484 is 484097789461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1874861212 + ... + 1874861299.

It is an arithmetic number, because the mean of its divisors is an integer number (26248057584).

Almost surely, 2^164987790484 is an apocalyptic number.

It is an amenable number.

164987790484 is a deficient number, since it is larger than the sum of its proper divisors (149988900524).

164987790484 is a wasteful number, since it uses less digits than its factorization.

164987790484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749722526 (or 3749722524 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 67.

The spelling of 164987790484 in words is "one hundred sixty-four billion, nine hundred eighty-seven million, seven hundred ninety thousand, four hundred eighty-four".