133225542501 has 16 divisors (see below), whose sum is σ = 179402478528. Its totient is φ = 87937142400.

The previous prime is 133225542487. The next prime is 133225542547. The reversal of 133225542501 is 105245522331.

It is not a de Polignac number, because 133225542501 - 2¹¹ = 133225540453 is a prime.

It is a super-4 number, since 4×133225542501⁴ (a number of 46 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133225542551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417160 + ... + 663681.

It is an arithmetic number, because the mean of its divisors is an integer number (11212654908).

Almost surely, 2^133225542501 is an apocalyptic number.

It is an amenable number.

133225542501 is a deficient number, since it is larger than the sum of its proper divisors (46176936027).

133225542501 is a wasteful number, since it uses less digits than its factorization.

133225542501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081252.

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

The spelling of 133225542501 in words is "one hundred thirty-three billion, two hundred twenty-five million, five hundred forty-two thousand, five hundred one".