254020202152 has 8 divisors (see below), whose sum is σ = 476287879050. Its totient is φ = 127010101072.

The previous prime is 254020202143. The next prime is 254020202197. The reversal of 254020202152 is 251202020452.

It can be written as a sum of positive squares in only one way, i.e., 233051424516 + 20968777636 = 482754^2 + 144806^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×254020202152² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15876262627 + ... + 15876262642.

Almost surely, 2^254020202152 is an apocalyptic number.

It is an amenable number.

254020202152 is a deficient number, since it is larger than the sum of its proper divisors (222267676898).

254020202152 is a wasteful number, since it uses less digits than its factorization.

254020202152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31752525275 (or 31752525271 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The spelling of 254020202152 in words is "two hundred fifty-four billion, twenty million, two hundred two thousand, one hundred fifty-two".