1201673388762 has 256 divisors, whose sum is σ = 3448016732160. Its totient is φ = 301060670400.

The previous prime is 1201673388733. The next prime is 1201673388779. The reversal of 1201673388762 is 2678833761021.

It is a happy number.

1201673388762 is a `hidden beast` number, since 12 + 0 + 167 + 338 + 87 + 62 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1201673388699 and 1201673388708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 39556503 + ... + 39586869.

It is an arithmetic number, because the mean of its divisors is an integer number (13468815360).

Almost surely, 2^{1201673388762} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201673388762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1724008366080).

1201673388762 is an abundant number, since it is smaller than the sum of its proper divisors (2246343343398).

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

1201673388762 is a wasteful number, since it uses less digits than its factorization.

1201673388762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30734 (or 30728 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 1201673388762 in words is "one trillion, two hundred one billion, six hundred seventy-three million, three hundred eighty-eight thousand, seven hundred sixty-two".