400262551401 has 8 divisors (see below), whose sum is σ = 533692049184. Its totient is φ = 266837377280.

The previous prime is 400262551399. The next prime is 400262551477. The reversal of 400262551401 is 104155262004.

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

It is a cyclic number.

It is not a de Polignac number, because 400262551401 - 2¹ = 400262551399 is a prime.

It is a super-2 number, since 2×400262551401² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (400262541401) 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, 858360 + ... + 1239881.

It is an arithmetic number, because the mean of its divisors is an integer number (66711506148).

Almost surely, 2^400262551401 is an apocalyptic number.

It is an amenable number.

400262551401 is a deficient number, since it is larger than the sum of its proper divisors (133429497783).

400262551401 is a wasteful number, since it uses less digits than its factorization.

400262551401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161831.

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 400262551401 in words is "four hundred billion, two hundred sixty-two million, five hundred fifty-one thousand, four hundred one".