350711377421 has 4 divisors (see below), whose sum is σ = 350717304000. Its totient is φ = 350705450844.

The previous prime is 350711377361. The next prime is 350711377501. The reversal of 350711377421 is 124773117053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 124773117053 = 13 ⋅9597932081.

It is a cyclic number.

It is not a de Polignac number, because 350711377421 - 2³⁴ = 333531508237 is a prime.

It is a super-2 number, since 2×350711377421² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350711367421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2873621 + ... + 2993178.

It is an arithmetic number, because the mean of its divisors is an integer number (87679326000).

Almost surely, 2^350711377421 is an apocalyptic number.

It is an amenable number.

350711377421 is a deficient number, since it is larger than the sum of its proper divisors (5926579).

350711377421 is an equidigital number, since it uses as much as digits as its factorization.

350711377421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5926578.

The product of its (nonzero) digits is 123480, while the sum is 41.

The spelling of 350711377421 in words is "three hundred fifty billion, seven hundred eleven million, three hundred seventy-seven thousand, four hundred twenty-one".