2026009040 has 40 divisors (see below), whose sum is σ = 5138697888. Its totient is φ = 736730240.

The previous prime is 2026009009. The next prime is 2026009091. The reversal of 2026009040 is 409006202.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 2026008997 and 2026009015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150262 + ... + 1152021.

Almost surely, 2^2026009040 is an apocalyptic number.

2026009040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2026009040 is an abundant number, since it is smaller than the sum of its proper divisors (3112688848).

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

2026009040 is a wasteful number, since it uses less digits than its factorization.

2026009040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302307 (or 2302301 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2026009040 is about 45011.2101592481. The cubic root of 2026009040 is about 1265.3591006631.

The spelling of 2026009040 in words is "two billion, twenty-six million, nine thousand, forty".