133054565523551 has 12 divisors (see below), whose sum is σ = 154779302607552. Its totient is φ = 114045633713088.

The previous prime is 133054565523487. The next prime is 133054565523569. The reversal of 133054565523551 is 155325565450331.

It is not a de Polignac number, because 133054565523551 - 2⁶ = 133054565523487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133054565523493 and 133054565523502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133054565523151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8547770 + ... + 18416663.

It is an arithmetic number, because the mean of its divisors is an integer number (12898275217296).

Almost surely, 2^{133054565523551} is an apocalyptic number.

133054565523551 is a deficient number, since it is larger than the sum of its proper divisors (21724737084001).

133054565523551 is a wasteful number, since it uses less digits than its factorization.

133054565523551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27065150 (or 27065143 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 53.

The spelling of 133054565523551 in words is "one hundred thirty-three trillion, fifty-four billion, five hundred sixty-five million, five hundred twenty-three thousand, five hundred fifty-one".