523201125501 has 32 divisors (see below), whose sum is σ = 795314298240. Its totient is φ = 339737846400.

The previous prime is 523201125467. The next prime is 523201125547. The reversal of 523201125501 is 105521102325.

523201125501 is a `hidden beast` number, since 5 + 2 + 32 + 0 + 1 + 125 + 501 = 666.

It is not a de Polignac number, because 523201125501 - 2⁷ = 523201125373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523201125571) 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, 293086 + ... + 1064096.

It is an arithmetic number, because the mean of its divisors is an integer number (24853571820).

Almost surely, 2^523201125501 is an apocalyptic number.

It is an amenable number.

523201125501 is a deficient number, since it is larger than the sum of its proper divisors (272113172739).

523201125501 is a wasteful number, since it uses less digits than its factorization.

523201125501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771674 (or 771668 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 523201125501 its reverse (105521102325), we get a palindrome (628722227826).

The spelling of 523201125501 in words is "five hundred twenty-three billion, two hundred one million, one hundred twenty-five thousand, five hundred one".