401329701023 has 8 divisors (see below), whose sum is σ = 419400461568. Its totient is φ = 383656100184.

The previous prime is 401329701011. The next prime is 401329701089. The reversal of 401329701023 is 320107923104.

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

It is not a de Polignac number, because 401329701023 - 2¹⁸ = 401329438879 is a prime.

It is a super-2 number, since 2×401329701023² (a number of 24 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 (401329701523) 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, 99287861 + ... + 99291902.

It is an arithmetic number, because the mean of its divisors is an integer number (52425057696).

Almost surely, 2^401329701023 is an apocalyptic number.

401329701023 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

401329701023 is a deficient number, since it is larger than the sum of its proper divisors (18070760545).

401329701023 is a wasteful number, since it uses less digits than its factorization.

401329701023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198579853.

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 401329701023 in words is "four hundred one billion, three hundred twenty-nine million, seven hundred one thousand, twenty-three".