254020431604 has 6 divisors (see below), whose sum is σ = 444535755314. Its totient is φ = 127010215800.

The previous prime is 254020431557. The next prime is 254020431607. The reversal of 254020431604 is 406134020452.

It can be written as a sum of positive squares in only one way, i.e., 188790250000 + 65230181604 = 434500^2 + 255402^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254020431607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31752553947 + ... + 31752553954.

Almost surely, 2^254020431604 is an apocalyptic number.

It is an amenable number.

254020431604 is a deficient number, since it is larger than the sum of its proper divisors (190515323710).

254020431604 is a wasteful number, since it uses less digits than its factorization.

254020431604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63505107905 (or 63505107903 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 254020431604 in words is "two hundred fifty-four billion, twenty million, four hundred thirty-one thousand, six hundred four".