400606757641 has 8 divisors (see below), whose sum is σ = 406833364800. Its totient is φ = 394424468400.

The previous prime is 400606757549. The next prime is 400606757653. The reversal of 400606757641 is 146757606004.

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

It is a cyclic number.

It is not a de Polignac number, because 400606757641 - 2⁹ = 400606757129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400606757591 and 400606757600.

It is not an unprimeable number, because it can be changed into a prime (400606757141) 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, 11061261 + ... + 11097418.

It is an arithmetic number, because the mean of its divisors is an integer number (50854170600).

Almost surely, 2^400606757641 is an apocalyptic number.

It is an amenable number.

400606757641 is a deficient number, since it is larger than the sum of its proper divisors (6226607159).

400606757641 is a wasteful number, since it uses less digits than its factorization.

400606757641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22158959.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 400606757641 in words is "four hundred billion, six hundred six million, seven hundred fifty-seven thousand, six hundred forty-one".