72550370511470 has 8 divisors (see below), whose sum is σ = 130590666920664. Its totient is φ = 29020148204584.

The previous prime is 72550370511461. The next prime is 72550370511517. The reversal of 72550370511470 is 7411507305527.

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

It is a super-2 number, since 2×72550370511470² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3627518525564 + ... + 3627518525583.

It is an arithmetic number, because the mean of its divisors is an integer number (16323833365083).

Almost surely, 2^{72550370511470} is an apocalyptic number.

72550370511470 is a deficient number, since it is larger than the sum of its proper divisors (58040296409194).

72550370511470 is a wasteful number, since it uses less digits than its factorization.

72550370511470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7255037051154.

The product of its (nonzero) digits is 1029000, while the sum is 47.

Adding to 72550370511470 its reverse (7411507305527), we get a palindrome (79961877816997).

The spelling of 72550370511470 in words is "seventy-two trillion, five hundred fifty billion, three hundred seventy million, five hundred eleven thousand, four hundred seventy".