402002567061 has 16 divisors (see below), whose sum is σ = 540732057600. Its totient is φ = 265643626608.

The previous prime is 402002567053. The next prime is 402002567069. The reversal of 402002567061 is 160765200204.

It is an interprime number because it is at equal distance from previous prime (402002567053) and next prime (402002567069).

It is not a de Polignac number, because 402002567061 - 2³ = 402002567053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402002567069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 520581 + ... + 1036826.

It is an arithmetic number, because the mean of its divisors is an integer number (33795753600).

Almost surely, 2^402002567061 is an apocalyptic number.

It is an amenable number.

402002567061 is a deficient number, since it is larger than the sum of its proper divisors (138729490539).

402002567061 is a wasteful number, since it uses less digits than its factorization.

402002567061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558168.

The product of its (nonzero) digits is 20160, while the sum is 33.

Adding to 402002567061 its reverse (160765200204), we get a palindrome (562767767265).

The spelling of 402002567061 in words is "four hundred two billion, two million, five hundred sixty-seven thousand, sixty-one".