1010998424520 has 384 divisors, whose sum is σ = 4148902218240. Its totient is φ = 208035717120.

The previous prime is 1010998424479. The next prime is 1010998424521. The reversal of 1010998424520 is 254248990101.

It is a happy number.

1010998424520 is a `hidden beast` number, since 1 + 0 + 10 + 9 + 98 + 4 + 24 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1010998424521) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 472290 + ... + 1498350.

It is an arithmetic number, because the mean of its divisors is an integer number (10804432860).

Almost surely, 2^{1010998424520} is an apocalyptic number.

1010998424520 is a gapful number since it is divisible by the number (10) 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 1010998424520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2074451109120).

1010998424520 is an abundant number, since it is smaller than the sum of its proper divisors (3137903793720).

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

1010998424520 is a wasteful number, since it uses less digits than its factorization.

1010998424520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026125 (or 1026118 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 1010998424520 in words is "one trillion, ten billion, nine hundred ninety-eight million, four hundred twenty-four thousand, five hundred twenty".