201484913979 has 4 divisors (see below), whose sum is σ = 268646551976. Its totient is φ = 134323275984.

The previous prime is 201484913963. The next prime is 201484914013. The reversal of 201484913979 is 979319484102.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 201484913979 - 2⁴ = 201484913963 is a prime.

It is a super-2 number, since 2×201484913979² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201484913909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33580818994 + ... + 33580818999.

It is an arithmetic number, because the mean of its divisors is an integer number (67161637994).

Almost surely, 2^201484913979 is an apocalyptic number.

201484913979 is a deficient number, since it is larger than the sum of its proper divisors (67161637997).

201484913979 is an equidigital number, since it uses as much as digits as its factorization.

201484913979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67161637996.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The spelling of 201484913979 in words is "two hundred one billion, four hundred eighty-four million, nine hundred thirteen thousand, nine hundred seventy-nine".