1626113890 has 16 divisors (see below), whose sum is σ = 2927466432. Its totient is φ = 650343024.

The previous prime is 1626113831. The next prime is 1626113893. The reversal of 1626113890 is 983116261.

1626113890 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1626113893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108217 + ... + 122323.

It is an arithmetic number, because the mean of its divisors is an integer number (182966652).

Almost surely, 2^1626113890 is an apocalyptic number.

1626113890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1626113890 is a deficient number, since it is larger than the sum of its proper divisors (1301352542).

1626113890 is a wasteful number, since it uses less digits than its factorization.

1626113890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25641.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 1626113890 is about 40325.1024797210. The cubic root of 1626113890 is about 1175.9359110376.

The spelling of 1626113890 in words is "one billion, six hundred twenty-six million, one hundred thirteen thousand, eight hundred ninety".