3474774355021 has 8 divisors (see below), whose sum is σ = 3482902329984. Its totient is φ = 3466646856000.

The previous prime is 3474774355009. The next prime is 3474774355057. The reversal of 3474774355021 is 1205534774743.

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 3474774355021 - 2¹⁹ = 3474773830733 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3474774355021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3474774355061) 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, 17562396 + ... + 17759146.

It is an arithmetic number, because the mean of its divisors is an integer number (435362791248).

Almost surely, 2^{3474774355021} is an apocalyptic number.

It is an amenable number.

3474774355021 is a deficient number, since it is larger than the sum of its proper divisors (8127974963).

3474774355021 is a wasteful number, since it uses less digits than its factorization.

3474774355021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237971.

The product of its (nonzero) digits is 9878400, while the sum is 52.

The spelling of 3474774355021 in words is "three trillion, four hundred seventy-four billion, seven hundred seventy-four million, three hundred fifty-five thousand, twenty-one".