740440766772 has 36 divisors (see below), whose sum is σ = 2139051104736. Its totient is φ = 211554504720.

The previous prime is 740440766771. The next prime is 740440766783. The reversal of 740440766772 is 277667044047.

It is a happy number.

740440766772 is a `hidden beast` number, since 7 + 4 + 0 + 440 + 76 + 67 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740440766771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1469128254 + ... + 1469128757.

Almost surely, 2^740440766772 is an apocalyptic number.

It is an amenable number.

740440766772 is an abundant number, since it is smaller than the sum of its proper divisors (1398610337964).

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

740440766772 is a wasteful number, since it uses less digits than its factorization.

740440766772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938257028 (or 2938257023 counting only the distinct ones).

The product of its (nonzero) digits is 11063808, while the sum is 54.

The spelling of 740440766772 in words is "seven hundred forty billion, four hundred forty million, seven hundred sixty-six thousand, seven hundred seventy-two".