1626226343625 has 32 divisors (see below), whose sum is σ = 2914197616512. Its totient is φ = 800603736000.

The previous prime is 1626226343587. The next prime is 1626226343647. The reversal of 1626226343625 is 5263436226261.

It is not a de Polignac number, because 1626226343625 - 2¹⁸ = 1626226081481 is a prime.

It is a super-2 number, since 2×1626226343625² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166787571 + ... + 166797320.

It is an arithmetic number, because the mean of its divisors is an integer number (91068675516).

Almost surely, 2^{1626226343625} is an apocalyptic number.

1626226343625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1626226343625 is a deficient number, since it is larger than the sum of its proper divisors (1287971272887).

1626226343625 is a wasteful number, since it uses less digits than its factorization.

1626226343625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333584922 (or 333584912 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 48.

The spelling of 1626226343625 in words is "one trillion, six hundred twenty-six billion, two hundred twenty-six million, three hundred forty-three thousand, six hundred twenty-five".