264501661641513 has 8 divisors (see below), whose sum is σ = 352714844539488. Its totient is φ = 176311459918944.

The previous prime is 264501661641499. The next prime is 264501661641541. The reversal of 264501661641513 is 315146166105462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 264501661641513 - 2¹⁷ = 264501661510441 is a prime.

It is a super-2 number, since 2×264501661641513² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (264501661641583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5745266995 + ... + 5745313032.

It is an arithmetic number, because the mean of its divisors is an integer number (44089355567436).

Almost surely, 2^{264501661641513} is an apocalyptic number.

It is an amenable number.

264501661641513 is a deficient number, since it is larger than the sum of its proper divisors (88213182897975).

264501661641513 is a wasteful number, since it uses less digits than its factorization.

264501661641513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11490587703.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 264501661641513 in words is "two hundred sixty-four trillion, five hundred one billion, six hundred sixty-one million, six hundred forty-one thousand, five hundred thirteen".