40672547400 has 48 divisors (see below), whose sum is σ = 126084898800. Its totient is φ = 10846012480.

The previous prime is 40672547381. The next prime is 40672547401. The reversal of 40672547400 is 474527604.

It is a super-2 number, since 2×40672547400² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40672547401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33893190 + ... + 33894389.

It is an arithmetic number, because the mean of its divisors is an integer number (2626768725).

Almost surely, 2^40672547400 is an apocalyptic number.

40672547400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40672547400 is an abundant number, since it is smaller than the sum of its proper divisors (85412351400).

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

40672547400 is a wasteful number, since it uses less digits than its factorization.

40672547400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67787598 (or 67787589 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 39.

The spelling of 40672547400 in words is "forty billion, six hundred seventy-two million, five hundred forty-seven thousand, four hundred".