11431055761450 has 48 divisors (see below), whose sum is σ = 22899239651736. Its totient is φ = 4220337024000.

The previous prime is 11431055761427. The next prime is 11431055761493. The reversal of 11431055761450 is 5416755013411.

It can be written as a sum of positive squares in 12 ways, for example, as 304568223129 + 11126487538321 = 551877^2 + 3335639^2 .

It is a super-2 number, since 2×11431055761450² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11431055761397 and 11431055761406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6925534 + ... + 8415766.

Almost surely, 2^{11431055761450} is an apocalyptic number.

11431055761450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11431055761450 is an abundant number, since it is smaller than the sum of its proper divisors (11468183890286).

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

11431055761450 is a wasteful number, since it uses less digits than its factorization.

11431055761450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502059 (or 1502054 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 11431055761450 in words is "eleven trillion, four hundred thirty-one billion, fifty-five million, seven hundred sixty-one thousand, four hundred fifty".