260400220732 has 6 divisors (see below), whose sum is σ = 455700386288. Its totient is φ = 130200110364.

The previous prime is 260400220699. The next prime is 260400220733. The reversal of 260400220732 is 237022004062.

It is a self number, because there is not a number n which added to its sum of digits gives 260400220732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260400220733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32550027588 + ... + 32550027595.

Almost surely, 2^260400220732 is an apocalyptic number.

It is an amenable number.

260400220732 is a deficient number, since it is larger than the sum of its proper divisors (195300165556).

260400220732 is a wasteful number, since it uses less digits than its factorization.

260400220732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65100055187 (or 65100055185 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 260400220732 its reverse (237022004062), we get a palindrome (497422224794).

The spelling of 260400220732 in words is "two hundred sixty billion, four hundred million, two hundred twenty thousand, seven hundred thirty-two".