874950187122 has 378 divisors, whose sum is σ = 2315270693757. Its totient is φ = 247635273600.

The previous prime is 874950187121. The next prime is 874950187123. The reversal of 874950187122 is 221781059478.

874950187122 is a `hidden beast` number, since 8 + 7 + 4 + 9 + 501 + 8 + 7 + 122 = 666.

874950187122 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (874950187121) and next prime (874950187123).

It can be written as a sum of positive squares in 2 ways, for example, as 800776209321 + 74173977801 = 894861^2 + 272349^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=661419.

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

It is not an unprimeable number, because it can be changed into a prime (874950187121) by changing a digit.

It is a polite number, since it can be written in 188 ways as a sum of consecutive naturals, for example, 6679008997 + ... + 6679009127.

Almost surely, 2^874950187122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 874950187122

874950187122 is an abundant number, since it is smaller than the sum of its proper divisors (1440320506635).

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

874950187122 is a wasteful number, since it uses less digits than its factorization.

874950187122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 54.

The spelling of 874950187122 in words is "eight hundred seventy-four billion, nine hundred fifty million, one hundred eighty-seven thousand, one hundred twenty-two".