140525533401 has 32 divisors (see below), whose sum is σ = 208010969088. Its totient is φ = 83675773440.

The previous prime is 140525533373. The next prime is 140525533403. The reversal of 140525533401 is 104335525041.

It is not a de Polignac number, because 140525533401 - 2¹⁹ = 140525009113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (140525533403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 268905 + ... + 594441.

It is an arithmetic number, because the mean of its divisors is an integer number (6500342784).

Almost surely, 2^140525533401 is an apocalyptic number.

140525533401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

140525533401 is a deficient number, since it is larger than the sum of its proper divisors (67485435687).

140525533401 is a wasteful number, since it uses less digits than its factorization.

140525533401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325781.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 140525533401 in words is "one hundred forty billion, five hundred twenty-five million, five hundred thirty-three thousand, four hundred one".