1626263465550 has 24 divisors (see below), whose sum is σ = 4033133394936. Its totient is φ = 433670257440.

The previous prime is 1626263465527. The next prime is 1626263465587. The reversal of 1626263465550 is 555643626261.

It is a junction number, because it is equal to n+sod(n) for n = 1626263465493 and 1626263465502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5420878069 + ... + 5420878368.

It is an arithmetic number, because the mean of its divisors is an integer number (168047224789).

Almost surely, 2^{1626263465550} is an apocalyptic number.

1626263465550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1626263465550 is an abundant number, since it is smaller than the sum of its proper divisors (2406869929386).

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

1626263465550 is a wasteful number, since it uses less digits than its factorization.

1626263465550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10841756452 (or 10841756447 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 51.

The spelling of 1626263465550 in words is "one trillion, six hundred twenty-six billion, two hundred sixty-three million, four hundred sixty-five thousand, five hundred fifty".