72417053313142 has 16 divisors (see below), whose sum is σ = 113350454956800. Its totient is φ = 34633624541032.

The previous prime is 72417053313091. The next prime is 72417053313149. The reversal of 72417053313142 is 24131335071427.

It is a happy number.

It is a super-2 number, since 2×72417053313142² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72417053313149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11443642 + ... + 16606957.

It is an arithmetic number, because the mean of its divisors is an integer number (7084403434800).

Almost surely, 2^{72417053313142} is an apocalyptic number.

72417053313142 is a deficient number, since it is larger than the sum of its proper divisors (40933401643658).

72417053313142 is a wasteful number, since it uses less digits than its factorization.

72417053313142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28106747.

The product of its (nonzero) digits is 423360, while the sum is 43.

Adding to 72417053313142 its reverse (24131335071427), we get a palindrome (96548388384569).

The spelling of 72417053313142 in words is "seventy-two trillion, four hundred seventeen billion, fifty-three million, three hundred thirteen thousand, one hundred forty-two".