2540362451 has 24 divisors (see below), whose sum is σ = 2862170640. Its totient is φ = 2252169920.

The previous prime is 2540362399. The next prime is 2540362459. The reversal of 2540362451 is 1542630452.

It is not a de Polignac number, because 2540362451 - 2¹⁸ = 2540100307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2540362459) 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 23 ways as a sum of consecutive naturals, for example, 1146821 + ... + 1149033.

It is an arithmetic number, because the mean of its divisors is an integer number (119257110).

Almost surely, 2^2540362451 is an apocalyptic number.

2540362451 is a deficient number, since it is larger than the sum of its proper divisors (321808189).

2540362451 is a wasteful number, since it uses less digits than its factorization.

2540362451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467 (or 2456 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 2540362451 is about 50402.0084024436. The cubic root of 2540362451 is about 1364.4738858101.

The spelling of 2540362451 in words is "two billion, five hundred forty million, three hundred sixty-two thousand, four hundred fifty-one".