401247420207 has 8 divisors (see below), whose sum is σ = 558257280384. Its totient is φ = 255867920088.

The previous prime is 401247420199. The next prime is 401247420209. The reversal of 401247420207 is 702024742104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 401247420207 - 2³ = 401247420199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401247420209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2907589933 + ... + 2907590070.

It is an arithmetic number, because the mean of its divisors is an integer number (69782160048).

Almost surely, 2^401247420207 is an apocalyptic number.

401247420207 is a deficient number, since it is larger than the sum of its proper divisors (157009860177).

401247420207 is a wasteful number, since it uses less digits than its factorization.

401247420207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5815180029.

The product of its (nonzero) digits is 25088, while the sum is 33.

The spelling of 401247420207 in words is "four hundred one billion, two hundred forty-seven million, four hundred twenty thousand, two hundred seven".