254045073557 has 16 divisors (see below), whose sum is σ = 287676658944. Its totient is φ = 222330696000.

The previous prime is 254045073551. The next prime is 254045073589. The reversal of 254045073557 is 755370540452.

It is a cyclic number.

It is not a de Polignac number, because 254045073557 - 2⁸ = 254045073301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254045073551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3996194 + ... + 4059267.

It is an arithmetic number, because the mean of its divisors is an integer number (17979791184).

Almost surely, 2^254045073557 is an apocalyptic number.

It is an amenable number.

254045073557 is a deficient number, since it is larger than the sum of its proper divisors (33631585387).

254045073557 is a wasteful number, since it uses less digits than its factorization.

254045073557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8055580.

The product of its (nonzero) digits is 2940000, while the sum is 47.

The spelling of 254045073557 in words is "two hundred fifty-four billion, forty-five million, seventy-three thousand, five hundred fifty-seven".