40205420051120 has 40 divisors (see below), whose sum is σ = 93522392424864. Its totient is φ = 16074462075392.

The previous prime is 40205420051107. The next prime is 40205420051161. The reversal of 40205420051120 is 2115002450204.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 40205420051120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120237389 + ... + 120571308.

Almost surely, 2^{40205420051120} is an apocalyptic number.

40205420051120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40205420051120 is an abundant number, since it is smaller than the sum of its proper divisors (53316972373744).

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

40205420051120 is a wasteful number, since it uses less digits than its factorization.

40205420051120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240810797 (or 240810791 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The spelling of 40205420051120 in words is "forty trillion, two hundred five billion, four hundred twenty million, fifty-one thousand, one hundred twenty".