73911959456 has 12 divisors (see below), whose sum is σ = 145514170242. Its totient is φ = 36955979712.

The previous prime is 73911959449. The next prime is 73911959477. The reversal of 73911959456 is 65495911937.

It can be written as a sum of positive squares in only one way, i.e., 73886112400 + 25847056 = 271820^2 + 5084^2 .

It is a junction number, because it is equal to n+sod(n) for n = 73911959395 and 73911959404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1154874335 + ... + 1154874398.

Almost surely, 2^73911959456 is an apocalyptic number.

It is an amenable number.

73911959456 is a deficient number, since it is larger than the sum of its proper divisors (71602210786).

73911959456 is a wasteful number, since it uses less digits than its factorization.

73911959456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309748743 (or 2309748735 counting only the distinct ones).

The product of its digits is 9185400, while the sum is 59.

The spelling of 73911959456 in words is "seventy-three billion, nine hundred eleven million, nine hundred fifty-nine thousand, four hundred fifty-six".