2625002451 has 16 divisors (see below), whose sum is σ = 3900654720. Its totient is φ = 1744708680.

The previous prime is 2625002417. The next prime is 2625002473. The reversal of 2625002451 is 1542005262.

It is not a de Polignac number, because 2625002451 - 2²³ = 2616613843 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2625002951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137925 + ... + 155798.

It is an arithmetic number, because the mean of its divisors is an integer number (243790920).

Almost surely, 2^2625002451 is an apocalyptic number.

2625002451 is a deficient number, since it is larger than the sum of its proper divisors (1275652269).

2625002451 is a wasteful number, since it uses less digits than its factorization.

2625002451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294063 (or 294057 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2625002451 is about 51234.7777491032. Note that the first 4 decimals coincide. The cubic root of 2625002451 is about 1379.4625175316.

The spelling of 2625002451 in words is "two billion, six hundred twenty-five million, two thousand, four hundred fifty-one".