2625423405 has 32 divisors (see below), whose sum is σ = 4589388288. Its totient is φ = 1271035200.

The previous prime is 2625423349. The next prime is 2625423461. The reversal of 2625423405 is 5043245262.

It is a happy number.

2625423405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2625423349) and next prime (2625423461).

It is not a de Polignac number, because 2625423405 - 2¹⁸ = 2625161261 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102502 + ... + 125528.

It is an arithmetic number, because the mean of its divisors is an integer number (143418384).

Almost surely, 2^2625423405 is an apocalyptic number.

It is an amenable number.

2625423405 is a deficient number, since it is larger than the sum of its proper divisors (1963964883).

2625423405 is a wasteful number, since it uses less digits than its factorization.

2625423405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23737.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 2625423405 is about 51238.8856728950. The cubic root of 2625423405 is about 1379.5362519677.

Adding to 2625423405 its reverse (5043245262), we get a palindrome (7668668667).

The spelling of 2625423405 in words is "two billion, six hundred twenty-five million, four hundred twenty-three thousand, four hundred five".