213501455032 has 8 divisors (see below), whose sum is σ = 400315228200. Its totient is φ = 106750727512.

The previous prime is 213501455029. The next prime is 213501455039. The reversal of 213501455032 is 230554105312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×213501455032² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213501454985 and 213501455003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213501455039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13343840932 + ... + 13343840947.

It is an arithmetic number, because the mean of its divisors is an integer number (50039403525).

Almost surely, 2^213501455032 is an apocalyptic number.

It is an amenable number.

213501455032 is a deficient number, since it is larger than the sum of its proper divisors (186813773168).

213501455032 is a wasteful number, since it uses less digits than its factorization.

213501455032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26687681885 (or 26687681881 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 213501455032 in words is "two hundred thirteen billion, five hundred one million, four hundred fifty-five thousand, thirty-two".