40245373422064 has 10 divisors (see below), whose sum is σ = 77975411005280. Its totient is φ = 20122686711024.

The previous prime is 40245373422049. The next prime is 40245373422101. The reversal of 40245373422064 is 46022437354204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257667919424 + ... + 1257667919455.

It is an arithmetic number, because the mean of its divisors is an integer number (7797541100528).

Almost surely, 2^{40245373422064} is an apocalyptic number.

It is an amenable number.

40245373422064 is a deficient number, since it is larger than the sum of its proper divisors (37730037583216).

40245373422064 is a wasteful number, since it uses less digits than its factorization.

40245373422064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515335838887 (or 2515335838881 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 46.

The spelling of 40245373422064 in words is "forty trillion, two hundred forty-five billion, three hundred seventy-three million, four hundred twenty-two thousand, sixty-four".