403626546642 has 128 divisors (see below), whose sum is σ = 922498523136. Its totient is φ = 116625600000.

The previous prime is 403626546623. The next prime is 403626546703. The reversal of 403626546642 is 246645626304.

It is a junction number, because it is equal to n+sod(n) for n = 403626546591 and 403626546600.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 43597678 + ... + 43606934.

It is an arithmetic number, because the mean of its divisors is an integer number (7207019712).

Almost surely, 2^403626546642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403626546642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (461249261568).

403626546642 is an abundant number, since it is smaller than the sum of its proper divisors (518871976494).

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

403626546642 is a wasteful number, since it uses less digits than its factorization.

403626546642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9616.

The product of its (nonzero) digits is 4976640, while the sum is 48.

The spelling of 403626546642 in words is "four hundred three billion, six hundred twenty-six million, five hundred forty-six thousand, six hundred forty-two".