71937005573412 has 192 divisors, whose sum is σ = 219364454400000. Its totient is φ = 19956178998144.

The previous prime is 71937005573401. The next prime is 71937005573549. The reversal of 71937005573412 is 21437550073917.

71937005573412 is a `hidden beast` number, since 7 + 1 + 9 + 3 + 70 + 0 + 557 + 3 + 4 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 10714089 + ... + 16083087.

It is an arithmetic number, because the mean of its divisors is an integer number (1142523200000).

Almost surely, 2^{71937005573412} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71937005573412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109682227200000).

71937005573412 is an abundant number, since it is smaller than the sum of its proper divisors (147427448826588).

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

71937005573412 is a wasteful number, since it uses less digits than its factorization.

71937005573412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5369535 (or 5369527 counting only the distinct ones).

The product of its (nonzero) digits is 5556600, while the sum is 54.

The spelling of 71937005573412 in words is "seventy-one trillion, nine hundred thirty-seven billion, five million, five hundred seventy-three thousand, four hundred twelve".