1051344520500 has 96 divisors (see below), whose sum is σ = 3069002401920. Its totient is φ = 279672902400.

The previous prime is 1051344520459. The next prime is 1051344520507. The reversal of 1051344520500 is 50254431501.

It is a super-2 number, since 2×1051344520500² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051344520507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243342 + ... + 1470341.

It is an arithmetic number, because the mean of its divisors is an integer number (31968775020).

Almost surely, 2^{1051344520500} is an apocalyptic number.

1051344520500 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 1051344520500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1534501200960).

1051344520500 is an abundant number, since it is smaller than the sum of its proper divisors (2017657881420).

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

1051344520500 is a wasteful number, since it uses less digits than its factorization.

1051344520500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714114 (or 1714102 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 1051344520500 in words is "one trillion, fifty-one billion, three hundred forty-four million, five hundred twenty thousand, five hundred".