254451553015402 has 32 divisors (see below), whose sum is σ = 385895562504192. Its totient is φ = 125823020292144.

The previous prime is 254451553015349. The next prime is 254451553015421. The reversal of 254451553015402 is 204510355154452.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1557463923 + ... + 1557627289.

It is an arithmetic number, because the mean of its divisors is an integer number (12059236328256).

Almost surely, 2^{254451553015402} is an apocalyptic number.

254451553015402 is a deficient number, since it is larger than the sum of its proper divisors (131444009488790).

254451553015402 is a wasteful number, since it uses less digits than its factorization.

254451553015402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173482.

The product of its (nonzero) digits is 2400000, while the sum is 46.

The spelling of 254451553015402 in words is "two hundred fifty-four trillion, four hundred fifty-one billion, five hundred fifty-three million, fifteen thousand, four hundred two".