122547420735 has 8 divisors (see below), whose sum is σ = 196075873200. Its totient is φ = 65358624384.

The previous prime is 122547420701. The next prime is 122547420791. The reversal of 122547420735 is 537024745221.

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

It is not a de Polignac number, because 122547420735 - 2⁷ = 122547420607 is a prime.

It is a super-2 number, since 2×122547420735² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4084914010 + ... + 4084914039.

It is an arithmetic number, because the mean of its divisors is an integer number (24509484150).

Almost surely, 2^122547420735 is an apocalyptic number.

122547420735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122547420735 is a deficient number, since it is larger than the sum of its proper divisors (73528452465).

122547420735 is an equidigital number, since it uses as much as digits as its factorization.

122547420735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8169828057.

The product of its (nonzero) digits is 470400, while the sum is 42.

The spelling of 122547420735 in words is "one hundred twenty-two billion, five hundred forty-seven million, four hundred twenty thousand, seven hundred thirty-five".