10149026940 has 144 divisors (see below), whose sum is σ = 33204007200. Its totient is φ = 2494416384.

The previous prime is 10149026929. The next prime is 10149026941. The reversal of 10149026940 is 4962094101.

It is a happy number.

10149026940 is a `hidden beast` number, since 101 + 490 + 2 + 69 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 10149026895 and 10149026904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10149026941) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1726326 + ... + 1732194.

Almost surely, 2^10149026940 is an apocalyptic number.

10149026940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10149026940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16602003600).

10149026940 is an abundant number, since it is smaller than the sum of its proper divisors (23054980260).

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

10149026940 is a wasteful number, since it uses less digits than its factorization.

10149026940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6636 (or 6631 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 10149026940 in words is "ten billion, one hundred forty-nine million, twenty-six thousand, nine hundred forty".