7542374379 has 8 divisors (see below), whose sum is σ = 10074175440. Its totient is φ = 5019411456.

The previous prime is 7542374351. The next prime is 7542374401. The reversal of 7542374379 is 9734732457.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7542374379 - 2⁸ = 7542374123 is a prime.

It is a super-2 number, since 2×7542374379² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7542374179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2207542 + ... + 2210955.

It is an arithmetic number, because the mean of its divisors is an integer number (1259271930).

Almost surely, 2^7542374379 is an apocalyptic number.

7542374379 is a deficient number, since it is larger than the sum of its proper divisors (2531801061).

7542374379 is a wasteful number, since it uses less digits than its factorization.

7542374379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4419069.

The product of its digits is 4445280, while the sum is 51.

The square root of 7542374379 is about 86846.8443813591. The cubic root of 7542374379 is about 1961.1133459262.

The spelling of 7542374379 in words is "seven billion, five hundred forty-two million, three hundred seventy-four thousand, three hundred seventy-nine".