1051435066040 has 64 divisors (see below), whose sum is σ = 2424513168000. Its totient is φ = 410153933952.

The previous prime is 1051435066037. The next prime is 1051435066051. The reversal of 1051435066040 is 406605341501.

It is a super-2 number, since 2×1051435066040² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630611 + ... + 1581309.

It is an arithmetic number, because the mean of its divisors is an integer number (37883018250).

Almost surely, 2^{1051435066040} is an apocalyptic number.

1051435066040 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 1051435066040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1212256584000).

1051435066040 is an abundant number, since it is smaller than the sum of its proper divisors (1373078101960).

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

1051435066040 is a wasteful number, since it uses less digits than its factorization.

1051435066040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951396 (or 951392 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 1051435066040 in words is "one trillion, fifty-one billion, four hundred thirty-five million, sixty-six thousand, forty".