140026525264 has 20 divisors (see below), whose sum is σ = 277918501140. Its totient is φ = 68305621760.

The previous prime is 140026525241. The next prime is 140026525291. The reversal of 140026525264 is 462525620041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 65556481600 + 74470043664 = 256040^2 + 272892^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106726879 + ... + 106728190.

It is an arithmetic number, because the mean of its divisors is an integer number (13895925057).

Almost surely, 2^140026525264 is an apocalyptic number.

It is an amenable number.

140026525264 is a deficient number, since it is larger than the sum of its proper divisors (137891975876).

140026525264 is a wasteful number, since it uses less digits than its factorization.

140026525264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213455118 (or 213455112 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 140026525264 in words is "one hundred forty billion, twenty-six million, five hundred twenty-five thousand, two hundred sixty-four".