72643206146002 has 16 divisors (see below), whose sum is σ = 111586433472000. Its totient is φ = 35451939767328.

The previous prime is 72643206145943. The next prime is 72643206146011. The reversal of 72643206146002 is 20064160234627.

It is a super-2 number, since 2×72643206146002² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72643206146002.

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, 1052826627 + ... + 1052895622.

It is an arithmetic number, because the mean of its divisors is an integer number (6974152092000).

Almost surely, 2^{72643206146002} is an apocalyptic number.

72643206146002 is a deficient number, since it is larger than the sum of its proper divisors (38943227325998).

72643206146002 is a wasteful number, since it uses less digits than its factorization.

72643206146002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105722665.

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 72643206146002 in words is "seventy-two trillion, six hundred forty-three billion, two hundred six million, one hundred forty-six thousand, two".