32011100040 has 64 divisors (see below), whose sum is σ = 96669336960. Its totient is φ = 8479756800.

The previous prime is 32011100039. The next prime is 32011100089. The reversal of 32011100040 is 4000111023.

It is a happy number.

It is a super-3 number, since 3×32011100040³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 32011099989 and 32011100025.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865189 + ... + 901428.

It is an arithmetic number, because the mean of its divisors is an integer number (1510458390).

Almost surely, 2^32011100040 is an apocalyptic number.

32011100040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32011100040 is an abundant number, since it is smaller than the sum of its proper divisors (64658236920).

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

32011100040 is a wasteful number, since it uses less digits than its factorization.

32011100040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766782 (or 1766778 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 32011100040 its reverse (4000111023), we get a palindrome (36011211063).

The spelling of 32011100040 in words is "thirty-two billion, eleven million, one hundred thousand, forty".