408724466274474 has 256 divisors, whose sum is σ = 1026415577088000. Its totient is φ = 105906726858240.

The previous prime is 408724466274403. The next prime is 408724466274547. The reversal of 408724466274474 is 474472664427804.

It is a junction number, because it is equal to n+sod(n) for n = 408724466274399 and 408724466274408.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 669813142 + ... + 670423070.

It is an arithmetic number, because the mean of its divisors is an integer number (4009435848000).

Almost surely, 2^{408724466274474} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 408724466274474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (513207788544000).

408724466274474 is an abundant number, since it is smaller than the sum of its proper divisors (617691110813526).

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

408724466274474 is a wasteful number, since it uses less digits than its factorization.

408724466274474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610393.

The product of its (nonzero) digits is 1618477056, while the sum is 69.

The spelling of 408724466274474 in words is "four hundred eight trillion, seven hundred twenty-four billion, four hundred sixty-six million, two hundred seventy-four thousand, four hundred seventy-four".