1090264645550 has 24 divisors (see below), whose sum is σ = 2058159295416. Its totient is φ = 429596814240.

The previous prime is 1090264645537. The next prime is 1090264645601. The reversal of 1090264645550 is 555464620901.

It is a junction number, because it is equal to n+sod(n) for n = 1090264645495 and 1090264645504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162722717 + ... + 162729416.

It is an arithmetic number, because the mean of its divisors is an integer number (85756637309).

Almost surely, 2^{1090264645550} is an apocalyptic number.

1090264645550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1090264645550 is a deficient number, since it is larger than the sum of its proper divisors (967894649866).

1090264645550 is a wasteful number, since it uses less digits than its factorization.

1090264645550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325452212 (or 325452207 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 1090264645550 in words is "one trillion, ninety billion, two hundred sixty-four million, six hundred forty-five thousand, five hundred fifty".