254063479698 has 48 divisors (see below), whose sum is σ = 633701652480. Its totient is φ = 72059709888.

The previous prime is 254063479693. The next prime is 254063479723. The reversal of 254063479698 is 896974360452.

254063479698 is a `hidden beast` number, since 2 + 5 + 40 + 63 + 479 + 69 + 8 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (254063479693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7341778 + ... + 7376301.

It is an arithmetic number, because the mean of its divisors is an integer number (13202117760).

Almost surely, 2^254063479698 is an apocalyptic number.

254063479698 is an abundant number, since it is smaller than the sum of its proper divisors (379638172782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

254063479698 is a wasteful number, since it uses less digits than its factorization.

254063479698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14718231 (or 14718228 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 254063479698 in words is "two hundred fifty-four billion, sixty-three million, four hundred seventy-nine thousand, six hundred ninety-eight".