40244156125 has 8 divisors (see below), whose sum is σ = 50224707000. Its totient is φ = 32195324800.

The previous prime is 40244156123. The next prime is 40244156129. The reversal of 40244156125 is 52165144204.

It can be written as a sum of positive squares in 4 ways, for example, as 527253444 + 39716902681 = 22962^2 + 199291^2 .

It is not a de Polignac number, because 40244156125 - 2¹ = 40244156123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40244156123) 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, 160976500 + ... + 160976749.

It is an arithmetic number, because the mean of its divisors is an integer number (6278088375).

Almost surely, 2^40244156125 is an apocalyptic number.

It is an amenable number.

40244156125 is a deficient number, since it is larger than the sum of its proper divisors (9980550875).

40244156125 is an equidigital number, since it uses as much as digits as its factorization.

40244156125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321953264 (or 321953254 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 40244156125 in words is "forty billion, two hundred forty-four million, one hundred fifty-six thousand, one hundred twenty-five".