90377133177044 has 12 divisors (see below), whose sum is σ = 180754266354144. Its totient is φ = 38733057075864.

The previous prime is 90377133177043. The next prime is 90377133177049. The reversal of 90377133177044 is 44077133177309.

It is a happy number.

90377133177044 is an admirable number.

It is a super-2 number, since 2×90377133177044² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90377133177043) 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, 1613877378134 + ... + 1613877378189.

It is an arithmetic number, because the mean of its divisors is an integer number (15062855529512).

Almost surely, 2^{90377133177044} is an apocalyptic number.

It is an amenable number.

90377133177044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

90377133177044 is a wasteful number, since it uses less digits than its factorization.

90377133177044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227754756334 (or 3227754756332 counting only the distinct ones).

The product of its (nonzero) digits is 9335088, while the sum is 56.

The spelling of 90377133177044 in words is "ninety trillion, three hundred seventy-seven billion, one hundred thirty-three million, one hundred seventy-seven thousand, forty-four".