40375725064522 has 16 divisors (see below), whose sum is σ = 60759949110120. Its totient is φ = 20122478218432.

The previous prime is 40375725064489. The next prime is 40375725064561. The reversal of 40375725064522 is 22546052757304.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 24110466678081 + 16265258386441 = 4910241^2 + 4033021^2 .

It is a super-2 number, since 2×40375725064522² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40375725064522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16218493 + ... + 18541600.

Almost surely, 2^{40375725064522} is an apocalyptic number.

40375725064522 is a deficient number, since it is larger than the sum of its proper divisors (20384224045598).

40375725064522 is a wasteful number, since it uses less digits than its factorization.

40375725064522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34761977.

The product of its (nonzero) digits is 14112000, while the sum is 52.

The spelling of 40375725064522 in words is "forty trillion, three hundred seventy-five billion, seven hundred twenty-five million, sixty-four thousand, five hundred twenty-two".