1010402553440 has 1152 divisors, whose sum is σ = 3262595293440. Its totient is φ = 288055885824.

The previous prime is 1010402553401. The next prime is 1010402553451. The reversal of 1010402553440 is 443552040101.

1010402553440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7375201052 + ... + 7375201188.

It is an arithmetic number, because the mean of its divisors is an integer number (2832113970).

Almost surely, 2^{1010402553440} is an apocalyptic number.

1010402553440 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 1010402553440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1631297646720).

1010402553440 is an abundant number, since it is smaller than the sum of its proper divisors (2252192740000).

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

1010402553440 is a wasteful number, since it uses less digits than its factorization.

1010402553440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 1010402553440 its reverse (443552040101), we get a palindrome (1453954593541).

The spelling of 1010402553440 in words is "one trillion, ten billion, four hundred two million, five hundred fifty-three thousand, four hundred forty".