401900247249 has 8 divisors (see below), whose sum is σ = 545977694592. Its totient is φ = 262878149040.

The previous prime is 401900247241. The next prime is 401900247253. The reversal of 401900247249 is 942742009104.

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

It is not a de Polignac number, because 401900247249 - 2³ = 401900247241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 401900247249.

It is not an unprimeable number, because it can be changed into a prime (401900247241) 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, 1263837097 + ... + 1263837414.

It is an arithmetic number, because the mean of its divisors is an integer number (68247211824).

Almost surely, 2^401900247249 is an apocalyptic number.

It is an amenable number.

401900247249 is a deficient number, since it is larger than the sum of its proper divisors (144077447343).

401900247249 is a wasteful number, since it uses less digits than its factorization.

401900247249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527674567.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 401900247249 in words is "four hundred one billion, nine hundred million, two hundred forty-seven thousand, two hundred forty-nine".