820374071001 has 8 divisors (see below), whose sum is σ = 1131550442880. Its totient is φ = 528056873232.

The previous prime is 820374070991. The next prime is 820374071009. The reversal of 820374071001 is 100170473028.

It is a happy number.

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

It is not a de Polignac number, because 820374071001 - 2⁹ = 820374070489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (820374071009) 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, 4714793425 + ... + 4714793598.

It is an arithmetic number, because the mean of its divisors is an integer number (141443805360).

Almost surely, 2^820374071001 is an apocalyptic number.

It is an amenable number.

820374071001 is a deficient number, since it is larger than the sum of its proper divisors (311176371879).

820374071001 is a wasteful number, since it uses less digits than its factorization.

820374071001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9429587055.

The product of its (nonzero) digits is 9408, while the sum is 33.

The spelling of 820374071001 in words is "eight hundred twenty billion, three hundred seventy-four million, seventy-one thousand, one".