133025310540 has 36 divisors (see below), whose sum is σ = 403510109184. Its totient is φ = 35473416096.

The previous prime is 133025310497. The next prime is 133025310569. The reversal of 133025310540 is 45013520331.

133025310540 is a `hidden beast` number, since 1 + 3 + 302 + 5 + 310 + 5 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 369514572 + ... + 369514931.

It is an arithmetic number, because the mean of its divisors is an integer number (11208614144).

Almost surely, 2^133025310540 is an apocalyptic number.

133025310540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133025310540 is an abundant number, since it is smaller than the sum of its proper divisors (270484798644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133025310540 is a wasteful number, since it uses less digits than its factorization.

133025310540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739029518 (or 739029513 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 133025310540 its reverse (45013520331), we get a palindrome (178038830871).

The spelling of 133025310540 in words is "one hundred thirty-three billion, twenty-five million, three hundred ten thousand, five hundred forty".