401056146734 has 4 divisors (see below), whose sum is σ = 601584220104. Its totient is φ = 200528073366.

The previous prime is 401056146677. The next prime is 401056146793. The reversal of 401056146734 is 437641650104.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 401056146691 and 401056146700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100264036682 + ... + 100264036685.

It is an arithmetic number, because the mean of its divisors is an integer number (150396055026).

Almost surely, 2^401056146734 is an apocalyptic number.

401056146734 is a deficient number, since it is larger than the sum of its proper divisors (200528073370).

401056146734 is a wasteful number, since it uses less digits than its factorization.

401056146734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200528073369.

The product of its (nonzero) digits is 241920, while the sum is 41.

Adding to 401056146734 its reverse (437641650104), we get a palindrome (838697796838).

The spelling of 401056146734 in words is "four hundred one billion, fifty-six million, one hundred forty-six thousand, seven hundred thirty-four".