400502225157 has 16 divisors (see below), whose sum is σ = 565620485760. Its totient is φ = 251204145152.

The previous prime is 400502225107. The next prime is 400502225209. The reversal of 400502225157 is 751522205004.

It is a cyclic number.

It is not a de Polignac number, because 400502225157 - 2¹⁹ = 400501700869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400502225107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1285857 + ... + 1566662.

It is an arithmetic number, because the mean of its divisors is an integer number (35351280360).

Almost surely, 2^400502225157 is an apocalyptic number.

It is an amenable number.

400502225157 is a deficient number, since it is larger than the sum of its proper divisors (165118260603).

400502225157 is a wasteful number, since it uses less digits than its factorization.

400502225157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855292.

The product of its (nonzero) digits is 28000, while the sum is 33.

The spelling of 400502225157 in words is "four hundred billion, five hundred two million, two hundred twenty-five thousand, one hundred fifty-seven".