125802774384 has 80 divisors (see below), whose sum is σ = 371815035648. Its totient is φ = 35905199616.

The previous prime is 125802774347. The next prime is 125802774401. The reversal of 125802774384 is 483477208521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115039 + ... + 514625.

Almost surely, 2^125802774384 is an apocalyptic number.

125802774384 is a gapful number since it is divisible by the number (14) 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 125802774384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185907517824).

125802774384 is an abundant number, since it is smaller than the sum of its proper divisors (246012261264).

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

125802774384 is a wasteful number, since it uses less digits than its factorization.

125802774384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400542 (or 400536 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 51.

The spelling of 125802774384 in words is "one hundred twenty-five billion, eight hundred two million, seven hundred seventy-four thousand, three hundred eighty-four".