12264332401531 has 16 divisors (see below), whose sum is σ = 14110101495808. Its totient is φ = 10442002572000.

The previous prime is 12264332401523. The next prime is 12264332401549. The reversal of 12264332401531 is 13510423346221.

It is a cyclic number.

It is not a de Polignac number, because 12264332401531 - 2³ = 12264332401523 is a prime.

It is a super-2 number, since 2×12264332401531² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12264332401031) 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, 16617421 + ... + 17339761.

It is an arithmetic number, because the mean of its divisors is an integer number (881881343488).

Almost surely, 2^{12264332401531} is an apocalyptic number.

12264332401531 is a deficient number, since it is larger than the sum of its proper divisors (1845769094277).

12264332401531 is a wasteful number, since it uses less digits than its factorization.

12264332401531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738562.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 12264332401531 its reverse (13510423346221), we get a palindrome (25774755747752).

The spelling of 12264332401531 in words is "twelve trillion, two hundred sixty-four billion, three hundred thirty-two million, four hundred one thousand, five hundred thirty-one".