13070999550 has 48 divisors (see below), whose sum is σ = 37046950272. Its totient is φ = 2987656800.

The previous prime is 13070999497. The next prime is 13070999551. The reversal of 13070999550 is 5599907031.

It is a super-2 number, since 2×13070999550² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13070999550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13070999551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6223236 + ... + 6225335.

It is an arithmetic number, because the mean of its divisors is an integer number (771811464).

Almost surely, 2^13070999550 is an apocalyptic number.

13070999550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13070999550 is an abundant number, since it is smaller than the sum of its proper divisors (23975950722).

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

13070999550 is a wasteful number, since it uses less digits than its factorization.

13070999550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12448593 (or 12448588 counting only the distinct ones).

The product of its (nonzero) digits is 382725, while the sum is 48.

The spelling of 13070999550 in words is "thirteen billion, seventy million, nine hundred ninety-nine thousand, five hundred fifty".