399714474950 has 48 divisors (see below), whose sum is σ = 854766791424. Its totient is φ = 136224314400.

The previous prime is 399714474949. The next prime is 399714474961. The reversal of 399714474950 is 59474417993.

It is a super-2 number, since 2×399714474950² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3360836 + ... + 3477735.

It is an arithmetic number, because the mean of its divisors is an integer number (17807641488).

Almost surely, 2^399714474950 is an apocalyptic number.

399714474950 is an abundant number, since it is smaller than the sum of its proper divisors (455052316474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

399714474950 is a wasteful number, since it uses less digits than its factorization.

399714474950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6838757 (or 6838752 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 62.

The spelling of 399714474950 in words is "three hundred ninety-nine billion, seven hundred fourteen million, four hundred seventy-four thousand, nine hundred fifty".