153755212868623 has 8 divisors (see below), whose sum is σ = 153832373321120. Its totient is φ = 153678071715840.

The previous prime is 153755212868581. The next prime is 153755212868627. The reversal of 153755212868623 is 326868212557351.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153755212868623 is a prime.

It is a super-2 number, since 2×153755212868623² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153755212868627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11125711 + ... + 20767567.

It is an arithmetic number, because the mean of its divisors is an integer number (19229046665140).

Almost surely, 2^{153755212868623} is an apocalyptic number.

153755212868623 is a deficient number, since it is larger than the sum of its proper divisors (77160452497).

153755212868623 is an equidigital number, since it uses as much as digits as its factorization.

153755212868623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9649857.

The product of its digits is 145152000, while the sum is 64.

The spelling of 153755212868623 in words is "one hundred fifty-three trillion, seven hundred fifty-five billion, two hundred twelve million, eight hundred sixty-eight thousand, six hundred twenty-three".