742487730501 has 64 divisors (see below), whose sum is σ = 1153986020352. Its totient is φ = 419652480000.

The previous prime is 742487730487. The next prime is 742487730653. The reversal of 742487730501 is 105037784247.

It is not a de Polignac number, because 742487730501 - 2¹⁵ = 742487697733 is a prime.

It is a super-2 number, since 2×742487730501² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742487730401) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50774971 + ... + 50789591.

It is an arithmetic number, because the mean of its divisors is an integer number (18031031568).

Almost surely, 2^742487730501 is an apocalyptic number.

It is an amenable number.

742487730501 is a deficient number, since it is larger than the sum of its proper divisors (411498289851).

742487730501 is a wasteful number, since it uses less digits than its factorization.

742487730501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15474.

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 742487730501 in words is "seven hundred forty-two billion, four hundred eighty-seven million, seven hundred thirty thousand, five hundred one".