1010440434255 has 64 divisors (see below), whose sum is σ = 1924033996800. Its totient is φ = 443033740800.

The previous prime is 1010440434229. The next prime is 1010440434271. The reversal of 1010440434255 is 5524340440101.

It is a happy number.

It is not a de Polignac number, because 1010440434255 - 2⁸ = 1010440433999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 639000 + ... + 1558589.

It is an arithmetic number, because the mean of its divisors is an integer number (30063031200).

Almost surely, 2^{1010440434255} is an apocalyptic number.

1010440434255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1010440434255 is a deficient number, since it is larger than the sum of its proper divisors (913593562545).

1010440434255 is a wasteful number, since it uses less digits than its factorization.

1010440434255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197784.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 1010440434255 its reverse (5524340440101), we get a palindrome (6534780874356).

The spelling of 1010440434255 in words is "one trillion, ten billion, four hundred forty million, four hundred thirty-four thousand, two hundred fifty-five".