401000276532 has 12 divisors (see below), whose sum is σ = 935667311936. Its totient is φ = 133666758840.

The previous prime is 401000276527. The next prime is 401000276533. The reversal of 401000276532 is 235672000104.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 401000276532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401000276533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16708344844 + ... + 16708344867.

Almost surely, 2^401000276532 is an apocalyptic number.

It is an amenable number.

401000276532 is an abundant number, since it is smaller than the sum of its proper divisors (534667035404).

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

401000276532 is a wasteful number, since it uses less digits than its factorization.

401000276532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33416689718 (or 33416689716 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

Adding to 401000276532 its reverse (235672000104), we get a palindrome (636672276636).

The spelling of 401000276532 in words is "four hundred one billion, two hundred seventy-six thousand, five hundred thirty-two".