73998970401 has 16 divisors (see below), whose sum is σ = 101341285568. Its totient is φ = 47994897600.

The previous prime is 73998970393. The next prime is 73998970429. The reversal of 73998970401 is 10407989937.

It is not a de Polignac number, because 73998970401 - 2³ = 73998970393 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73998970481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1531431 + ... + 1579011.

It is an arithmetic number, because the mean of its divisors is an integer number (6333830348).

Almost surely, 2^73998970401 is an apocalyptic number.

It is an amenable number.

73998970401 is a deficient number, since it is larger than the sum of its proper divisors (27342315167).

73998970401 is a wasteful number, since it uses less digits than its factorization.

73998970401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61632.

The product of its (nonzero) digits is 3429216, while the sum is 57.

The spelling of 73998970401 in words is "seventy-three billion, nine hundred ninety-eight million, nine hundred seventy thousand, four hundred one".