775240377132 has 48 divisors (see below), whose sum is σ = 1949364795392. Its totient is φ = 238373271360.

The previous prime is 775240377103. The next prime is 775240377137. The reversal of 775240377132 is 231773042577.

It is a super-4 number, since 4×775240377132⁴ (a number of 49 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (775240377137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1459678 + ... + 1918629.

Almost surely, 2^775240377132 is an apocalyptic number.

It is an amenable number.

775240377132 is an abundant number, since it is smaller than the sum of its proper divisors (1174124418260).

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

775240377132 is a wasteful number, since it uses less digits than its factorization.

775240377132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379798 (or 3379796 counting only the distinct ones).

The product of its (nonzero) digits is 1728720, while the sum is 48.

The spelling of 775240377132 in words is "seven hundred seventy-five billion, two hundred forty million, three hundred seventy-seven thousand, one hundred thirty-two".