73919651043 has 12 divisors (see below), whose sum is σ = 114650887560. Its totient is φ = 42239800512.

The previous prime is 73919651021. The next prime is 73919651083. The reversal of 73919651043 is 34015691937.

It is not a de Polignac number, because 73919651043 - 2¹³ = 73919642851 is a prime.

It is a super-2 number, since 2×73919651043² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 73919650983 and 73919651001.

It is not an unprimeable number, because it can be changed into a prime (73919651083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 251427238 + ... + 251427531.

It is an arithmetic number, because the mean of its divisors is an integer number (9554240630).

Almost surely, 2^73919651043 is an apocalyptic number.

73919651043 is a deficient number, since it is larger than the sum of its proper divisors (40731236517).

73919651043 is a wasteful number, since it uses less digits than its factorization.

73919651043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502854786 (or 502854779 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 48.

The spelling of 73919651043 in words is "seventy-three billion, nine hundred nineteen million, six hundred fifty-one thousand, forty-three".