201139076479 has 8 divisors (see below), whose sum is σ = 219442820688. Its totient is φ = 182838394560.

The previous prime is 201139076473. The next prime is 201139076491. The reversal of 201139076479 is 974670931102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201139076479 - 2¹¹ = 201139074431 is a prime.

It is a super-2 number, since 2×201139076479² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201139076473) 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, 627142 + ... + 891955.

It is an arithmetic number, because the mean of its divisors is an integer number (27430352586).

Almost surely, 2^201139076479 is an apocalyptic number.

201139076479 is a deficient number, since it is larger than the sum of its proper divisors (18303744209).

201139076479 is a wasteful number, since it uses less digits than its factorization.

201139076479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531145.

The product of its (nonzero) digits is 571536, while the sum is 49.

The spelling of 201139076479 in words is "two hundred one billion, one hundred thirty-nine million, seventy-six thousand, four hundred seventy-nine".