60402020406 has 192 divisors, whose sum is σ = 157003116480. Its totient is φ = 15342566400.

The previous prime is 60402020353. The next prime is 60402020461.

60402020406 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14280700 + ... + 14284928.

It is an arithmetic number, because the mean of its divisors is an integer number (817724565).

Almost surely, 2^60402020406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60402020406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78501558240).

60402020406 is an abundant number, since it is smaller than the sum of its proper divisors (96601096074).

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

60402020406 is a wasteful number, since it uses less digits than its factorization.

60402020406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4399 (or 4392 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 604020 and 20406, that added together give a palindrome (624426).

The spelling of 60402020406 in words is "sixty billion, four hundred two million, twenty thousand, four hundred six".