402532045541 has 2 divisors, whose sum is σ = 402532045542. Its totient is φ = 402532045540.

The previous prime is 402532045471. The next prime is 402532045577. The reversal of 402532045541 is 145540235204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248492280100 + 154039765441 = 498490^2 + 392479^2 .

It is a cyclic number.

It is not a de Polignac number, because 402532045541 - 2¹⁰ = 402532044517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402532245541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201266022770 + 201266022771.

It is an arithmetic number, because the mean of its divisors is an integer number (201266022771).

Almost surely, 2^402532045541 is an apocalyptic number.

It is an amenable number.

402532045541 is a deficient number, since it is larger than the sum of its proper divisors (1).

402532045541 is an equidigital number, since it uses as much as digits as its factorization.

402532045541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 402532045541 in words is "four hundred two billion, five hundred thirty-two million, forty-five thousand, five hundred forty-one".