16401847011 has 8 divisors (see below), whose sum is σ = 23857232064. Its totient is φ = 9940513320.

The previous prime is 16401846973. The next prime is 16401847037. The reversal of 16401847011 is 11074810461.

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

It is not a de Polignac number, because 16401847011 - 2¹³ = 16401838819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 497025667 = 16401847011 / (1 + 6 + 4 + 0 + 1 + 8 + 4 + 7 + 0 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (16401847081) 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, 248512801 + ... + 248512866.

It is an arithmetic number, because the mean of its divisors is an integer number (2982154008).

Almost surely, 2^16401847011 is an apocalyptic number.

16401847011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16401847011 is a deficient number, since it is larger than the sum of its proper divisors (7455385053).

16401847011 is a wasteful number, since it uses less digits than its factorization.

16401847011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497025681.

The product of its (nonzero) digits is 5376, while the sum is 33.

The spelling of 16401847011 in words is "sixteen billion, four hundred one million, eight hundred forty-seven thousand, eleven".