40377505305 has 16 divisors (see below), whose sum is σ = 64861401024. Its totient is φ = 21448872000.

The previous prime is 40377505271. The next prime is 40377505331. The reversal of 40377505305 is 50350577304.

It is not a de Polignac number, because 40377505305 - 2¹⁶ = 40377439769 is a prime.

It is a super-3 number, since 3×40377505305³ (a number of 33 digits) contains 333 as substring.

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, 5358454 + ... + 5365983.

It is an arithmetic number, because the mean of its divisors is an integer number (4053837564).

Almost surely, 2^40377505305 is an apocalyptic number.

It is an amenable number.

40377505305 is a deficient number, since it is larger than the sum of its proper divisors (24483895719).

40377505305 is a wasteful number, since it uses less digits than its factorization.

40377505305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10724696.

The product of its (nonzero) digits is 220500, while the sum is 39.

The spelling of 40377505305 in words is "forty billion, three hundred seventy-seven million, five hundred five thousand, three hundred five".