2545401154 has 16 divisors (see below), whose sum is σ = 3898895328. Its totient is φ = 1246002912.

The previous prime is 2545401149. The next prime is 2545401193. The reversal of 2545401154 is 4511045452.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 36427 + ... + 80110.

It is an arithmetic number, because the mean of its divisors is an integer number (243680958).

Almost surely, 2^2545401154 is an apocalyptic number.

2545401154 is a deficient number, since it is larger than the sum of its proper divisors (1353494174).

2545401154 is a wasteful number, since it uses less digits than its factorization.

2545401154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116769.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 2545401154 is about 50451.9687821992. The cubic root of 2545401154 is about 1365.3754157103.

The spelling of 2545401154 in words is "two billion, five hundred forty-five million, four hundred one thousand, one hundred fifty-four".