27426164624 has 10 divisors (see below), whose sum is σ = 53138193990. Its totient is φ = 13713082304.

The previous prime is 27426164621. The next prime is 27426164627. The reversal of 27426164624 is 42646162472.

It is an interprime number because it is at equal distance from previous prime (27426164621) and next prime (27426164627).

It can be written as a sum of positive squares in only one way, i.e., 27370393600 + 55771024 = 165440^2 + 7468^2 .

It is a super-2 number, since 2×27426164624² (a number of 22 digits) contains 22 as substring.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (27426164621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857067629 + ... + 857067660.

It is an arithmetic number, because the mean of its divisors is an integer number (5313819399).

Almost surely, 2^27426164624 is an apocalyptic number.

It is an amenable number.

27426164624 is a deficient number, since it is larger than the sum of its proper divisors (25712029366).

27426164624 is a wasteful number, since it uses less digits than its factorization.

27426164624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714135297 (or 1714135291 counting only the distinct ones).

The product of its digits is 774144, while the sum is 44.

The spelling of 27426164624 in words is "twenty-seven billion, four hundred twenty-six million, one hundred sixty-four thousand, six hundred twenty-four".