44897161398 has 32 divisors (see below), whose sum is σ = 96056531424. Its totient is φ = 13940170752.

The previous prime is 44897161327. The next prime is 44897161411. The reversal of 44897161398 is 89316179844.

It is a super-2 number, since 2×44897161398² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2259015 + ... + 2278802.

It is an arithmetic number, because the mean of its divisors is an integer number (3001766607).

Almost surely, 2^44897161398 is an apocalyptic number.

44897161398 is an abundant number, since it is smaller than the sum of its proper divisors (51159370026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44897161398 is a wasteful number, since it uses less digits than its factorization.

44897161398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4537936.

The product of its digits is 10450944, while the sum is 60.

The spelling of 44897161398 in words is "forty-four billion, eight hundred ninety-seven million, one hundred sixty-one thousand, three hundred ninety-eight".