4323950106921 has 9 divisors (see below), whose sum is σ = 6245714720791. Its totient is φ = 2882629245792.

The previous prime is 4323950106899. The next prime is 4323950106967. The reversal of 4323950106921 is 1296010593234.

The square root of 4323950106921 is 2079411.

It is a perfect power (a square), and thus also a powerful number.

4323950106921 is a `hidden beast` number, since 4 + 32 + 39 + 501 + 0 + 69 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3977810858025 + 346139248896 = 1994445^2 + 588336^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 4323950106921 - 2³⁹ = 3774194293033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4323950126921) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5891665 + ... + 6584801.

Almost surely, 2^{4323950106921} is an apocalyptic number.

4323950106921 is the 2079411-st square number.

4323950106921 is the 1039706-th centered octagonal number.

It is an amenable number.

4323950106921 is a deficient number, since it is larger than the sum of its proper divisors (1921764613870).

4323950106921 is an frugal number, since it uses more digits than its factorization.

4323950106921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386280 (or 693140 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 4323950106921 in words is "four trillion, three hundred twenty-three billion, nine hundred fifty million, one hundred six thousand, nine hundred twenty-one".