401606450351 has 8 divisors (see below), whose sum is σ = 408598525440. Its totient is φ = 394620548248.

The previous prime is 401606450269. The next prime is 401606450359. The reversal of 401606450351 is 153054606104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401606450351 is a prime.

It is a super-2 number, since 2×401606450351² (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 (401606450359) 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, 1411901 + ... + 1672326.

It is an arithmetic number, because the mean of its divisors is an integer number (51074815680).

Almost surely, 2^401606450351 is an apocalyptic number.

401606450351 is a deficient number, since it is larger than the sum of its proper divisors (6992075089).

401606450351 is a wasteful number, since it uses less digits than its factorization.

401606450351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086493.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 401606450351 in words is "four hundred one billion, six hundred six million, four hundred fifty thousand, three hundred fifty-one".