742771461675 has 72 divisors (see below), whose sum is σ = 1296580398960. Its totient is φ = 375151564800.

The previous prime is 742771461659. The next prime is 742771461697. The reversal of 742771461675 is 576164177247.

It is a happy number.

It is not a de Polignac number, because 742771461675 - 2⁴ = 742771461659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 134532915 + ... + 134538435.

Almost surely, 2^742771461675 is an apocalyptic number.

742771461675 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

742771461675 is a deficient number, since it is larger than the sum of its proper divisors (553808937285).

742771461675 is a wasteful number, since it uses less digits than its factorization.

742771461675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10541 (or 10517 counting only the distinct ones).

The product of its digits is 13829760, while the sum is 57.

The spelling of 742771461675 in words is "seven hundred forty-two billion, seven hundred seventy-one million, four hundred sixty-one thousand, six hundred seventy-five".