10122804787540 has 96 divisors (see below), whose sum is σ = 21880082133504. Its totient is φ = 3932670994560.

The previous prime is 10122804787519. The next prime is 10122804787547. The reversal of 10122804787540 is 4578740822101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122804787547) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 30085879 + ... + 30420481.

It is an arithmetic number, because the mean of its divisors is an integer number (227917522224).

Almost surely, 2^{10122804787540} is an apocalyptic number.

10122804787540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10122804787540 is an abundant number, since it is smaller than the sum of its proper divisors (11757277345964).

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

10122804787540 is a wasteful number, since it uses less digits than its factorization.

10122804787540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334997 (or 334995 counting only the distinct ones).

The product of its (nonzero) digits is 1003520, while the sum is 49.

The spelling of 10122804787540 in words is "ten trillion, one hundred twenty-two billion, eight hundred four million, seven hundred eighty-seven thousand, five hundred forty".