73111400880 has 320 divisors, whose sum is σ = 286186825728. Its totient is φ = 15044198400.

The previous prime is 73111400851. The next prime is 73111400893. The reversal of 73111400880 is 8800411137.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 601230 + ... + 712530.

Almost surely, 2^73111400880 is an apocalyptic number.

73111400880 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73111400880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143093412864).

73111400880 is an abundant number, since it is smaller than the sum of its proper divisors (213075424848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73111400880 is a wasteful number, since it uses less digits than its factorization.

73111400880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111364 (or 111358 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 33.

The spelling of 73111400880 in words is "seventy-three billion, one hundred eleven million, four hundred thousand, eight hundred eighty".