408274079669121 has 8 divisors (see below), whose sum is σ = 544534444675584. Its totient is φ = 272098217221040.

The previous prime is 408274079669119. The next prime is 408274079669201. The reversal of 408274079669121 is 121966970472804.

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 408274079669121 - 2¹ = 408274079669119 is a prime.

It is a super-2 number, since 2×408274079669121² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (408274079869121) 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, 21125628321 + ... + 21125647646.

It is an arithmetic number, because the mean of its divisors is an integer number (68066805584448).

Almost surely, 2^{408274079669121} is an apocalyptic number.

It is an amenable number.

408274079669121 is a deficient number, since it is larger than the sum of its proper divisors (136260365006463).

408274079669121 is a wasteful number, since it uses less digits than its factorization.

408274079669121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42251279191.

The product of its (nonzero) digits is 73156608, while the sum is 66.

The spelling of 408274079669121 in words is "four hundred eight trillion, two hundred seventy-four billion, seventy-nine million, six hundred sixty-nine thousand, one hundred twenty-one".