73963969970 has 32 divisors (see below), whose sum is σ = 145705412736. Its totient is φ = 26809494400.

The previous prime is 73963969949. The next prime is 73963969979. The reversal of 73963969970 is 7996936937.

It is a self number, because there is not a number n which added to its sum of digits gives 73963969970.

It is not an unprimeable number, because it can be changed into a prime (73963969979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1046819 + ... + 1115238.

It is an arithmetic number, because the mean of its divisors is an integer number (4553294148).

Almost surely, 2^73963969970 is an apocalyptic number.

73963969970 is a deficient number, since it is larger than the sum of its proper divisors (71741442766).

73963969970 is a wasteful number, since it uses less digits than its factorization.

73963969970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162386.

The product of its (nonzero) digits is 104162436, while the sum is 68.

The spelling of 73963969970 in words is "seventy-three billion, nine hundred sixty-three million, nine hundred sixty-nine thousand, nine hundred seventy".