407016621050 has 24 divisors (see below), whose sum is σ = 815285602236. Its totient is φ = 150283059840.

The previous prime is 407016621049. The next prime is 407016621059. The reversal of 407016621050 is 50126610704.

It can be written as a sum of positive squares in 6 ways, for example, as 16525359601 + 390491261449 = 128551^2 + 624893^2 .

It is a junction number, because it is equal to n+sod(n) for n = 407016620998 and 407016621016.

It is not an unprimeable number, because it can be changed into a prime (407016621059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 313089059 + ... + 313090358.

Almost surely, 2^407016621050 is an apocalyptic number.

407016621050 is an abundant number, since it is smaller than the sum of its proper divisors (408268981186).

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

407016621050 is a wasteful number, since it uses less digits than its factorization.

407016621050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626179442 (or 626179437 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 407016621050 in words is "four hundred seven billion, sixteen million, six hundred twenty-one thousand, fifty".