403485907090 has 64 divisors (see below), whose sum is σ = 839112825600. Its totient is φ = 136831332096.

The previous prime is 403485907081. The next prime is 403485907109. The reversal of 403485907090 is 90709584304.

It is a super-2 number, since 2×403485907090² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2540292 + ... + 2694448.

It is an arithmetic number, because the mean of its divisors is an integer number (13111137900).

Almost surely, 2^403485907090 is an apocalyptic number.

403485907090 is an abundant number, since it is smaller than the sum of its proper divisors (435626918510).

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

403485907090 is a wasteful number, since it uses less digits than its factorization.

403485907090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154579.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 403485907090 in words is "four hundred three billion, four hundred eighty-five million, nine hundred seven thousand, ninety".