401254421054202 has 96 divisors (see below), whose sum is σ = 901101058064064. Its totient is φ = 128941670707200.

The previous prime is 401254421054171. The next prime is 401254421054233. The reversal of 401254421054202 is 202450124452104.

401254421054202 is a `hidden beast` number, since 4 + 0 + 1 + 2 + 5 + 442 + 1 + 0 + 5 + 4 + 202 = 666.

It is an interprime number because it is at equal distance from previous prime (401254421054171) and next prime (401254421054233).

It is a super-2 number, since 2×401254421054202² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52337233 + ... + 59512139.

It is an arithmetic number, because the mean of its divisors is an integer number (9386469354834).

Almost surely, 2^{401254421054202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401254421054202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450550529032032).

401254421054202 is an abundant number, since it is smaller than the sum of its proper divisors (499846637009862).

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

401254421054202 is a wasteful number, since it uses less digits than its factorization.

401254421054202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7175724 (or 7175721 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

The spelling of 401254421054202 in words is "four hundred one trillion, two hundred fifty-four billion, four hundred twenty-one million, fifty-four thousand, two hundred two".