400159649045355 has 64 divisors (see below), whose sum is σ = 650032018430976. Its totient is φ = 210166770240000.

The previous prime is 400159649045287. The next prime is 400159649045363. The reversal of 400159649045355 is 553540946951004.

It is a happy number.

It is not a de Polignac number, because 400159649045355 - 2¹⁹ = 400159648521067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3755868385 + ... + 3755974925.

It is an arithmetic number, because the mean of its divisors is an integer number (10156750287984).

Almost surely, 2^{400159649045355} is an apocalyptic number.

400159649045355 is a deficient number, since it is larger than the sum of its proper divisors (249872369385621).

400159649045355 is a wasteful number, since it uses less digits than its factorization.

400159649045355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110708.

The product of its (nonzero) digits is 58320000, while the sum is 60.

The spelling of 400159649045355 in words is "four hundred trillion, one hundred fifty-nine billion, six hundred forty-nine million, forty-five thousand, three hundred fifty-five".