45426997378 has 8 divisors (see below), whose sum is σ = 77874852672. Its totient is φ = 19468713156.

The previous prime is 45426997367. The next prime is 45426997379. The reversal of 45426997378 is 87379962454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45426997378² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45426997379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1622392750 + ... + 1622392777.

It is an arithmetic number, because the mean of its divisors is an integer number (9734356584).

Almost surely, 2^45426997378 is an apocalyptic number.

45426997378 is a deficient number, since it is larger than the sum of its proper divisors (32447855294).

45426997378 is a wasteful number, since it uses less digits than its factorization.

45426997378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3244785536.

The product of its digits is 91445760, while the sum is 64.

The spelling of 45426997378 in words is "forty-five billion, four hundred twenty-six million, nine hundred ninety-seven thousand, three hundred seventy-eight".