4350151311421 has 4 divisors (see below), whose sum is σ = 4606042565052. Its totient is φ = 4094260057792.

The previous prime is 4350151311413. The next prime is 4350151311427. The reversal of 4350151311421 is 1241131510534.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1518624905625 + 2831526405796 = 1232325^2 + 1682714^2 .

It is a cyclic number.

It is not a de Polignac number, because 4350151311421 - 2³ = 4350151311413 is a prime.

It is a super-2 number, since 2×4350151311421² (a number of 26 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 (4350151311427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127945626790 + ... + 127945626823.

It is an arithmetic number, because the mean of its divisors is an integer number (1151510641263).

Almost surely, 2^{4350151311421} is an apocalyptic number.

It is an amenable number.

4350151311421 is a deficient number, since it is larger than the sum of its proper divisors (255891253631).

4350151311421 is a wasteful number, since it uses less digits than its factorization.

4350151311421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255891253630.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 4350151311421 its reverse (1241131510534), we get a palindrome (5591282821955).

The spelling of 4350151311421 in words is "four trillion, three hundred fifty billion, one hundred fifty-one million, three hundred eleven thousand, four hundred twenty-one".