774270166040 has 192 divisors, whose sum is σ = 2071351180800. Its totient is φ = 259602561792.

The previous prime is 774270166037. The next prime is 774270166051. The reversal of 774270166040 is 40661072477.

It is a junction number, because it is equal to n+sod(n) for n = 774270165982 and 774270166000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145454819 + ... + 145460141.

It is an arithmetic number, because the mean of its divisors is an integer number (10788287400).

Almost surely, 2^774270166040 is an apocalyptic number.

774270166040 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 774270166040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1035675590400).

774270166040 is an abundant number, since it is smaller than the sum of its proper divisors (1297081014760).

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

774270166040 is a wasteful number, since it uses less digits than its factorization.

774270166040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6974 (or 6963 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 44.

The spelling of 774270166040 in words is "seven hundred seventy-four billion, two hundred seventy million, one hundred sixty-six thousand, forty".