13628694770 has 32 divisors (see below), whose sum is σ = 25165071360. Its totient is φ = 5311353600.

The previous prime is 13628694767. The next prime is 13628694791. The reversal of 13628694770 is 7749682631.

It is a super-2 number, since 2×13628694770² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132911 + ... + 211949.

It is an arithmetic number, because the mean of its divisors is an integer number (786408480).

Almost surely, 2^13628694770 is an apocalyptic number.

13628694770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13628694770 is a deficient number, since it is larger than the sum of its proper divisors (11536376590).

13628694770 is a wasteful number, since it uses less digits than its factorization.

13628694770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79490.

The product of its (nonzero) digits is 3048192, while the sum is 53.

The spelling of 13628694770 in words is "thirteen billion, six hundred twenty-eight million, six hundred ninety-four thousand, seven hundred seventy".