403163498940 has 96 divisors (see below), whose sum is σ = 1194529545216. Its totient is φ = 101387489280.

The previous prime is 403163498921. The next prime is 403163498981. The reversal of 403163498940 is 49894361304.

It is a happy number.

It is a super-2 number, since 2×403163498940² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1959397 + ... + 2155356.

It is an arithmetic number, because the mean of its divisors is an integer number (12443016096).

Almost surely, 2^403163498940 is an apocalyptic number.

It is an amenable number.

403163498940 is an abundant number, since it is smaller than the sum of its proper divisors (791366046276).

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

403163498940 is a wasteful number, since it uses less digits than its factorization.

403163498940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114859 (or 4114857 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 51.

The spelling of 403163498940 in words is "four hundred three billion, one hundred sixty-three million, four hundred ninety-eight thousand, nine hundred forty".