400620242246 has 32 divisors (see below), whose sum is σ = 716683673088. Its totient is φ = 164218824000.

The previous prime is 400620242159. The next prime is 400620242249. The reversal of 400620242246 is 642242026004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400620242249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6732701 + ... + 6791943.

It is an arithmetic number, because the mean of its divisors is an integer number (22396364784).

Almost surely, 2^400620242246 is an apocalyptic number.

400620242246 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

400620242246 is a deficient number, since it is larger than the sum of its proper divisors (316063430842).

400620242246 is a wasteful number, since it uses less digits than its factorization.

400620242246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80276.

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 400620242246 in words is "four hundred billion, six hundred twenty million, two hundred forty-two thousand, two hundred forty-six".