3407166225421 has 16 divisors (see below), whose sum is σ = 4032465744384. Its totient is φ = 2818143632304.

The previous prime is 3407166225413. The next prime is 3407166225461. The reversal of 3407166225421 is 1245226617043.

It is not a de Polignac number, because 3407166225421 - 2³ = 3407166225413 is a prime.

It is a super-3 number, since 3×3407166225421³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3407166225461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68164711 + ... + 68214676.

It is an arithmetic number, because the mean of its divisors is an integer number (252029109024).

Almost surely, 2^{3407166225421} is an apocalyptic number.

It is an amenable number.

3407166225421 is a deficient number, since it is larger than the sum of its proper divisors (625299518963).

3407166225421 is a wasteful number, since it uses less digits than its factorization.

3407166225421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136379520.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 3407166225421 in words is "three trillion, four hundred seven billion, one hundred sixty-six million, two hundred twenty-five thousand, four hundred twenty-one".