264472326642 has 32 divisors (see below), whose sum is σ = 538910366400. Its totient is φ = 86510747840.

The previous prime is 264472326623. The next prime is 264472326649. The reversal of 264472326642 is 246623274462.

It is a happy number.

It is a super-2 number, since 2×264472326642² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 264472326591 and 264472326600.

It is not an unprimeable number, because it can be changed into a prime (264472326649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1707909 + ... + 1856312.

It is an arithmetic number, because the mean of its divisors is an integer number (16840948950).

Almost surely, 2^264472326642 is an apocalyptic number.

264472326642 is an abundant number, since it is smaller than the sum of its proper divisors (274438039758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264472326642 is a wasteful number, since it uses less digits than its factorization.

264472326642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564458.

The product of its digits is 4644864, while the sum is 48.

The spelling of 264472326642 in words is "two hundred sixty-four billion, four hundred seventy-two million, three hundred twenty-six thousand, six hundred forty-two".