1010797788 has 144 divisors (see below), whose sum is σ = 3184586496. Its totient is φ = 242311680.

The previous prime is 1010797787. The next prime is 1010797793. The reversal of 1010797788 is 8877970101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010797787) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 152920 + ... + 159392.

It is an arithmetic number, because the mean of its divisors is an integer number (22115184).

Almost surely, 2^1010797788 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1010797788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1592293248).

1010797788 is an abundant number, since it is smaller than the sum of its proper divisors (2173788708).

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

1010797788 is a wasteful number, since it uses less digits than its factorization.

1010797788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6524 (or 6509 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 48.

The square root of 1010797788 is about 31793.0462208326. The cubic root of 1010797788 is about 1003.5863851321.

The spelling of 1010797788 in words is "one billion, ten million, seven hundred ninety-seven thousand, seven hundred eighty-eight".