545401542 has 32 divisors (see below), whose sum is σ = 1263716352. Its totient is φ = 153693504.

The previous prime is 545401541. The next prime is 545401547. The reversal of 545401542 is 245104545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545401541) 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, 85878 + ... + 92009.

It is an arithmetic number, because the mean of its divisors is an integer number (39491136).

Almost surely, 2^545401542 is an apocalyptic number.

545401542 is an abundant number, since it is smaller than the sum of its proper divisors (718314810).

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

545401542 is a wasteful number, since it uses less digits than its factorization.

545401542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177972.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 545401542 is about 23353.8335611094. The cubic root of 545401542 is about 817.0314744622.

The spelling of 545401542 in words is "five hundred forty-five million, four hundred one thousand, five hundred forty-two".