5409779925 has 36 divisors (see below), whose sum is σ = 9831211040. Its totient is φ = 2622919200.

The previous prime is 5409779911. The next prime is 5409779939. The reversal of 5409779925 is 5299779045.

It is an interprime number because it is at equal distance from previous prime (5409779911) and next prime (5409779939).

It is not a de Polignac number, because 5409779925 - 2⁹ = 5409779413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 288985 + ... + 307134.

Almost surely, 2^5409779925 is an apocalyptic number.

5409779925 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5409779925 is a deficient number, since it is larger than the sum of its proper divisors (4421431115).

5409779925 is a wasteful number, since it uses less digits than its factorization.

5409779925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596154 (or 596138 counting only the distinct ones).

The product of its (nonzero) digits is 7144200, while the sum is 57.

The square root of 5409779925 is about 73551.2061423876. The cubic root of 5409779925 is about 1755.4691402515.

The spelling of 5409779925 in words is "five billion, four hundred nine million, seven hundred seventy-nine thousand, nine hundred twenty-five".